Environment

National News

Reported birth of rare white buffalo calf in Yellowstone park fulfills prophecy

Environment

CPW confirms wolf den in Colorado, but has not yet seen pups

Mountains

Two moose attacks reported less than two days apart in Winter Park

Local

Colorado's wolf conflict coordinator and ranchers work to find common ground

Boulder

Boulder Creek closed to tubing beginning Wednesday

Wildfire

Crew to begin mitigation of second underground mine fire near Boulder County

Environment

Generation Wild calling on families to help keep CO “Bee-utiful” this summer

State

Hank the Tank's bear cubs released into the wild after rehab in California

Northglenn

Denver-area church works with state to help clean up Colorado parks and water

National News

How a fishing net pits economy against ecology in the struggle to save the ocean

Mountains

CPW investigating 'unprecedented' third cow elk attack in Estes Park

Local

Colorado sees 'alarming' number of early-season deaths on rivers, lakes

Environment

Suncor faces citizen lawsuit over air pollution violations

Denver7 | Weather

Forecasts say it's going to be a hot summer. Here's how to stay safe in the heat

Local

CPW wants to 'assist' Nuggets star Nikola Jokić by sending him a life jacket

Local

Body recovered from Skaguay Reservoir amid search for missing fisherman

Mountains

4-year-old boy attacked by cow elk at Estes Park playground

National News

83-year-old woman gored by bison at Yellowstone National Park

Consumer

Xcel customers with smart meters to pay more for electricity starting Monday

Mountains

CPW: 8-year-old girl attacked by cow elk in Estes Park

Environment

Reformulated gas switch in Front Range counties could mean higher gas prices

Denver7 Traffic

RTD ends free rides to contain air pollution; free rides for youth continue

Environment

‘Harmless’ Miller moths return to Colorado: How to get your home ready

Environment

Calf killed by wolf in Jackson County on Saturday, CPW confirms

Boulder

Boulder Animal Protection officers rescue owl that was struck by car

National News

A corpse flower is blooming for first time after 8 years. Here’s how to watch

Environment

Native Americans give unanimous approval to proposal securing CO River water

Environment

Colorado nonprofit calls for changes to EPA air monitoring policies

Environment

Navajo Nation approves proposed settlement to secure Colorado River water

National News

Norfolk Southern will pay modest $15M in settlement over Ohio derailment

Environment

Cherry Creek Trail to flood Wednesday as USACE flushes out sediment from dam

State

Pueblo receives $1 million in grant funding to clean up contaminated sites

Local

Public invited to learn about expansion plan for Sweitzer Lake State Park

Boulder

Boulder launches pilot program hoping to make electric vehicles more accessible

Environment

Black Hills Energy, Nature’s Educators partner to protect birds of prey

U.S./World

Climbing limits are being set on Mount Fuji to fight crowds and littering

Politics

Polis signs wolverine reintroduction bill into law. Here's what you need to know

Boulder

Improvements coming to Boulder's Mount Sanitas area after city receives grant

Politics

Polis signs bill allowing CPW to study and conserve invertebrates, rare plants

Environment

Middle school students planting trees in Black Forest burn scar

Environment

Colorado wolf found dead in April likely killed by mountain lion, officials say

Environment

'Pay as you throw': Denver program gets first year report card Tuesday

Environment

CO kids living near airports have slightly elevated levels of lead in blood

Mountains

Projects in State Forest State Park will close 2 trails, Lake Agnes parking lot

Environment

Colorado environmentalists, oil and gas giants reach on deal for compromise laws

National News

Scores of starving and sick pelicans are found along the California coast

Environment

EPA offers grants to swap heavy-duty vehicles for zero-emission versions

Wildfire

Colorado's trail app COTREX adds new feature detailing wildfire alerts

Environment

Larimer County commissioners approve final piece of Thornton pipeline project

Global heat streak continues as April breaks record temperatures

Environment

$4.5 million Hanging Lake project aims to preserve trail for the next 100 years

National News

South Texas is facing a water shortage, and farmers say Mexico is to blame

Environment

An early glance at the renewed effort to reintroduce wolverines to Colorado

Environment

Biden pledges $3B more to rid US water of lead. But for Flint, it's not that simple

Florida bill awaiting signature would remove mention of 'climate change' from many state laws

National News

Biden administration announces water heater energy standards

National Politics

US House votes to remove wolves from endangered list in 48 states

Environment

Middle Park stockgrowers group to receive funding for non-lethal wolf deterrents

Denver7 | On Two Wheels

Denver e-bike rebate vouchers claimed in under 3 minutes on Tuesday

Boulder

Boulder trail will close for bridge construction of new North Sky Trail

National News

Pair of giant pandas set to travel from China to San Diego Zoo

Environment

Wildlife officials confirm fourth wolf kill at single property in Grand County

Environment

When is the best time to plant a tree in Colorado?

Environment

Some urge boycott of Wyoming as rural angst over wolves clashes

State

PikeView Quarry begins final step of reclamation, planting 31,000 trees

National News

Grizzly bears to be reintroduced into North Cascades decades after disappearing

Environment

Tough new EPA rules would force coal-fired power plants to capture emissions

Positive News

Over 100 pilot whales beached on western Australian coast have been rescued

Environment

CPW: Reintroduced wolf linked to depredation incidents is likely breeding

Environment

CPW docs track livestock killed by wolves, show they have moved east of divide

Environment

Gray wolf released by CPW in December 2023 found dead in Larimer County

Environment

Clear Creek turned orange on Tuesday, officials said it is 'not a health issue'

Entertainment

Climate change in Catan? The new modern twist on a classic board game

Environment

Colorado pauses rulemaking to reduce 'cumulative impacts' from oil, gas

Environment

Lawmakers greenlight statewide recycling program funded by packaging producers

State

Avalanche mitigation with WWII Howitzers being phased out in Colorado

Environment

Dead wolf found in Elbert County, US Fish and Wildlife Service confirms

Biden marks Earth Day with $7 billion in federal solar power grants

Erie

Erie neighborhood fears health risks as cleanup of oil well leak continues

Environment

Palisade High School's Endangered Fish Hatchery to release 1,000th fish

Environment

4 yearling cattle killed by wolves at property in Grand County, CPW reports

Heat-related emergency room visits surged in 2023, CDC says

Environment

Two Black-footed ferret clones born, U.S. Fish and Wildlife Service says

Denver

Elephant at the Denver Zoo moving to Houston

Greenwood Village

Greenwood Village begins electric scooter pilot program Monday

Boulder

Boulder plans to 'heal the land, heal the people' at old fort, farm

Local

Boulder County terminates CEMEX's right to operate cement plant near Lyons

Golden

On Kilimanjaro, CO women embark on expedition with powerful underlying purpose

Wildfire

Goats return to Bear Creek Park as four-legged fire mitigators

Environment

New EPA rule: Chemical plants must reduce toxic emissions likely to cause cancer

National News

Norfolk Southern agrees to pay $600M in OH train derailment settlement

Environment

Colorado's second wolf depredation incident confirmed in Jackson County

Science and Tech

Denver Auto Show returns with focus on electric vehicles

Food

Denver brewery highlighting food waste by brewing beer with leftover bread

Environment

CPW confirms first report of wolf depredation on livestock since reintroduction

Environment

Sterling Ranch plans to add 8-acre park with inclusive playground

Environment

Could fracking in Aurora release toxic chemicals from nearby Superfund site?

Denver

Group presses Denver leaders on former Park Hill Golf Course decision

Wildfire

$7M in new grants will support Colorado forest health, fire mitigation projects

State

Broadmoor's Seven Falls reopens for the 2024 season with a change

Lakewood

Lakewood residents petition to protect parks by removing development 'loophole'

Denver

Street sweeping season begins Tuesday, Denver. Here’s what you need to know.

Women's History Month

How the tenacious 'Mother of the Colorado Trail' built her dream into a reality

National News

Biden administration restores threatened species protections dropped by Trump

Environment

Colorado trail projects get biggest funding boost to date from lottery revenue

Environment

GPS collars on 2 Colorado gray wolves are not functioning properly, CPW says

Denver

Denver offering grants to nonprofits, small businesses for 'green mobility'

Environment

'Little brown bats' infected with white-nose syndrome discovered in Boulder Co.

Environment

Greeley parent worried over emissions leak at oil site near her son's school

National News

Bird flu is decimating seal colonies. Scientists don't know how to stop it

Denver

Can greener grass, cleaner buildings, and more art curb crime?

Environment

Collard Ranch: CPW acquires new property to protect as state wildlife area

Local

CPW updates on wolf reproduction, conflict minimization, community outreach

Lakewood

New investment of nearly $66 million in improving roads, trails, water quality

Local

CAIC records about 1K avalanches in February, including 23 that caught people

Environment

Colorado to restrict Suncor’s discharge of “forever chemicals” into Sand Creek

National News

States in Colorado River basin pitch new ways to absorb shortages

Local

Extra-long closures due to mud keep some Jeffco parks closed to protect trails

National News

Homes near St. Louis County creek are being tested for radioactive contamination

Environment

State lawmakers introduce bill to reintroduce wolverines to Colorado

Environment

Denver's most polluted neighborhood just bought its own community green space

Environment

Lawsuit claims 'massive fraud' by oil companies that pushed off cleanup costs

Local

Two new apps aim to reduce food waste in the Denver metro

Local

USFS tribal liaisons bridging gap between government, Indigenous communities

Local

CU Boulder's NSIDC: Antarctic sea ice's minimum ties for second-lowest on record

Environment

Colorado updates 2021 plan to reduce emissions, improve air quality

Environment

Electric school buses finally make headway, but hurdles still stand

Politics

Colorado lawmakers introduce new set of air quality bills

Environment

People in north Denver, Commerce City breathe in dirtier air: CU Boulder study

Local

CPW begins hosting public meetings on East Slope mountain lion management

State

Colorado Parks and Wildlife implementing changes for big game hunting licenses

Environment

To keep whales safe, Coast Guard launches boat alert system in Seattle

Olympics

Hundreds are set to descend on Tahiti for Olympic surfing

Local

Collar data indicates some wolves have moved into eastern Moffat County

National News

Huge landslide on coastal bluff leaves California mansion on the edge of a cliff

Local

Avalanche mitigation on Ajax Peak has become a beloved spectacle in Telluride

Environment

New rules for lawn and garden equipment get approval

$50K reward offered for information on gray wolves killed in Oregon

Environment

CPW euthanized mountain lion Monday believed to have attacked goats and a dog

National News

Biden sets tighter standards for deadly soot pollution

Local

EB, WB U.S. Route 40 closes Monday-Thursday between Genesee and Lookout Mountain

State

Smoke may be visible from prescribed burn planned for parts of Pikes Peak

State

CPW saves two bears and an owl over the last 3 days

Environment

US won't restore protections for wolves in Rockies, proposes national plan

Environment

Jane Fonda's climate activism brings her to Denver's most polluted neighborhood

Environment

Seasonal wildlife closures go into effect Thursday for some Jeffco open spaces

U.S./World

See the moment climate activists throw soup at the 'Mona Lisa' in Paris

Digital Originals

RMNP, Rocky Mountain Conservancy working to preserve historic structures

Digital Originals

RMNP officials strive to balance park protection, accessibility

Local

Long road ahead: How Trail Ridge Road came to be in Rocky Mountain National Park

State

New demolition timeline announced for Return to Nature Funeral Home in Penrose

Local

CPW shares new tool to illustrate where gray wolves are roaming in Colorado

Environment

Colorado awarded $8.3M grant to maintain 363 EV charger ports across the state

State

Colorado secures another 15 gray wolves for reintroduction from reservations

Electric vehicle batteries falling short during frigid temperatures

The Follow Up

Frustrations grow amid slow rollout of compost carts in Denver

Environment

State's environmental justice efforts need a boost from lawmakers, advocates say

State

1.5 billion fewer plastic bags used in CO thanks to fee, recycling center says

Weather News

California ski resort reopens as workers clear debris from deadly avalanche

Local

CPW: All reintroduced gray wolves are doing well, no reported depredations

Local

Herd health of Colorado's bighorn sheep is at its lowest in a decade, CPW says

Environment

Environmental, public health advocates file suit to halt Rocky Flats trail work

Local

Colorado wins award to receive 49 clean buses through Clean School Bus Program

Denver7 360 | In-Depth News

Grand County residents brace as gray wolf reintroduction process begins

Weather News

Finland and Sweden set this winter's cold records

Where's the snow? Warm start to winter has businesses worried

Celebrity

Pierce Brosnan accused of trespassing in a Yellowstone thermal area

Local

"Treecyling" options across the Denver metro area

Local

Blue Mesa Reservoir Lake Trout Tournament returns in 2024 to curb trout numbers

Weather News

Wild weather leaves 10 dead in Australian states of Queensland and Victoria

Local

Reopening date set for Cherry Creek State Park road damaged in extreme flooding

Local

5 more wolves released in Colorado, bringing total to 10

Local

Lafayette seeking public input on its first-ever Wildlife Plan

National Politics

Biden administration unveils Hydrogen tax credit plan

State

Construction along popular Arkansas River trail finished after nearly a decade

Environment

Pueblo County testing for harmful chemicals in drinking water

Environment

2nd state after CO set to approve rules to turn wastewater into drinking water

Local

Colorado releases its first 5 gray wolves as part of reintroduction plan

Local

Judge denies Colorado cattle industry's request to stop wolf reintroduction

Environment

US pine species thrives when burnt; Southerners rekindling 'fire culture'

Environment

Could the wolverine be next on Colorado's reintroduction list?

Environment

Federal judge defers decision on lawsuit against CO's gray wolf reintroduction

Environment

US judge to weigh cattle industry request to halt Colorado wolf reintroduction

Environment

Colorado cattle industry sues over wolf reintroduction

Local

CPW to use low-flying helicopters to assess deer, bighorn sheep in SE Colorado

Local

Colorado ranchers brace for gray wolf reintroduction

Local

CPW will reintroduce gray wolves anytime between Friday and end of 2023

Environment

Colorado funds communities impacted by pollution to create their own solutions

Environment

Denver nonprofit receives EPA grant to address environmental issues

Local

U.S. DOT provides $22M to build wildlife overpass on I-25 in Douglas County

National News

US moves to protect wolverines as climate change melts their mountain refuges

Environment

Wolverines threatened as climate change melts snowy mountain refuges

Environment

Colorado will monitor air pollution in 'disproportionately impacted communities'

Local

Restoration project to begin after tornado touched down on Pikes Peak slope

Local

New trail takes hikers to top of Fishers Peak State Park outside Trinidad

Local

New report sheds light on recycling in Colorado

Local

Line that leads to Idaho Springs water treatment facility breached Friday

White House unveils more than $6 billion to combat climate change

Don't Waste Your Money

EVs are more affordable than ever: is now the time to buy?

Local

Colorado schools near fracking sites could get funding, but there are concerns

Local

USFWS: 10(j) rule for Colorado wolf reintroduction becomes effective in December

State

Air Force asks Congress to protect nuclear launch sites from wind turbines

Local

How Boulder is leading the way in how it gets rid of buildings

Local

Westminster reservoir rapidly loses water due to stuck valve

State

Watch out for wildlife crossing Colorado highways as sunset arrives earlier

Local

Colorado oil and gas company ordered to come up with $133 million to plug wells

Wildfire

One of most heavily damaged trails in 2020 Cameron Peak Fire to reopen Saturday

Marshall Fire

Boulder making headway on Community Wildfire Protection Plan

Local

New exhibit highlights Leadville's mining history

Local

Colorado’s abandoned mines pose many dangers. This program works to protect them

Local

Colorado ghost towns: Their past, present and future in the Rocky Mountains

Politics

Lakewood mayoral candidates talk development and the environment

Local

Permits to cut a Christmas tree are becoming available around Colorado

State

Plan for water cuts from 3 Western states enough to protect Colorado River

State

Colorado sees increased bear activity and reports later in the season

Local

Accessible trail around Rocky Mountain National Park lake has been updated

State

Remembering the historic Colorado blizzard of 1997

State

Motorized wheelchairs increase accessibility to trails in Colorado Springs

Wildfire

Residents under pre-evacuation notice for wildfire burning NE of San Isabel

Local

Colorado's first avalanche of the season reported on Mountain Boy Peak

Celebrating 70 years of Denver7

The night Vail Mountain was set ablaze in a historic act of ecoterrorism in 1998

Local

Colorado air quality monitoring expands with EPA support

Denver7 360 | In-Depth News

Should e-bikes be allowed on Colorado's trail systems? Depends on who you ask

Denver7 Everyday Hero

Colorado woman leading movement to save sandhill cranes in Yampa Valley

Local

Colorado creating new rules to address oil & gas impacts on health, environment

Celebrating 70 years of Denver7

How the historic Big Thompson Canyon flood of 1976 unfolded on Denver7 News

Local

Lakewood residents rally against apartment project proposed near Belmar Park

State

Colorado secures first round of gray wolves for reintroduction from Oregon

Hispanic Heritage

Colorado’s Hispanic community invited to enjoy and protect the outdoors

Local

Rocky Mountain Metropolitan Airport announces elimination of leaded fuel

Local

Green Mountain to undergo full sweep for historic military munitions in 2024

Local

Changing weather may shorten some peak seasons for fall color

Local

Howard man arrested on suspicion of illegally killing bear, two cubs

Local

More than a million Coloradans live with elevated wildfire risk, CSFS says

The Follow Up

How Colorado protects water from oil and gas contamination

Warm and dry or cold and snowy? NOAA gives its winter prediction

Denver7 | Weather

Brrr-thoud Pass: Colorado was home to coldest spot in U.S. Saturday, Sunday

Brighton

Sunflower field planted specifically for influencers, family photo shoots

Local

Mt. Democrat sold to Conservation Fund in ‘huge step forward’ for public access

Wildfire

Project to restore aquatic systems lost in Cameron Peak, East Troublesome fires

Local

'Invasive' rusty crayfish discovered at Lake Granby

Local

Jamestown reflects 10 years after floods killed 'patriarch' of community

Denver7 360 | In-Depth News

Colorado scientists, residents sound alarm on leaded fuel at Broomfield airport

Local

2013 Floods: Saving the last bridge standing in Lyons

Foothills

2013 Colorado floods: A timeline of events as they happened

Local

Remembering the devastating 2013 northern Colorado floods: How it happened

Local

A look back at the 2013 Colorado floods that changed the state forever

Foothills

'Working together to be stronger': Living in Lyons a decade after the flood

Local

Denver to expand use of tornado siren to incorporate an all-hazards approach

Local

Colorado business aims to tackle transportation emissions with hydrogen

Commerce City

EPA orders Suncor to pay more than $700,000 for selling dirty gasoline in Colo.

The Follow Up

CPW provides new updates on Colorado's wolf restoration project

Local

CPW releases 108K rainbow trout into Poudre River to rebuild fishery

Local

Settlement reached in case of Vail snowmaking system discharging into creeks

The Follow Up

Residents, visitors frustrated by irresponsible hikers at St. Mary's Glacier

Digital Originals

Castlewood Dam failure, 90 years later: When Denver was hit with a wall of water

Local

Colorado is drought-free for only the second time in 23 years

Local

Logan County tornado destroyed home on Wednesday, more flooding expected Sunday

Local

After 3-year hiatus, Blue River opens to commercial rafting for limited time

Local

Parking fee increases for St. Mary's Glacier after years of overcrowding

Local

Task force aims to provide lawmakers with solutions to protect Colorado River

Local

CPW Commission approves final Wolf Restoration and Management Plan

Local

More than 2K acres protected in Jefferson County for wildlife, outdoor rec

Local

Feds spend $2.4 million on cloud seeding for Colorado River

Local

State's air regulators to vote on ozone attainment plan

Local

Tragedies, trials behind Colorado's avalanche forecasting program on US 550

Local

Western states propose deal over beleaguered Rio Grande

Local

Colorado to reuse water for drinking, creating new supply

Local

On thin ice: What stories are Colorado's glaciers telling us?

Local

California water agencies offer Colorado River savings

Local

Climate-fueled wildfires worsen danger for struggling fish

Local

Farming, water and Wall Street on Colorado’s Western Slope

Local

Energy site north of Fort Collins ordered to cease operations by CDPHE

Local

Switch to native grasses will save millions of gallons of water in Littleton

Local

Federal government announces plan to conserve water in Colorado River Basin

Local

Deadline looms for drought-stricken states to cut water use

Local

New Habitat for Humanity building method helps the community and the environment

Local

Remembering the 1976 Big Thompson Canyon flood

Local

New paid program prepares Denver BIPOC youth for environmental jobs

Local

Colorado biologists aim to find Yellowfin cutthroat trout thought to be extinct

Local

Scientists: Colorado will lose half its snow by 2080 and look more like Arizona

Local

Bonita Peak Superfund Site: Court approves settlement between companies, EPA, CO

Local

State buys back 10K+ gallons of firefighting foam containing 'forever chemicals'

Wildfire

The untold stories of resilience in Grand Lake after the East Troublesome Fire

Wildfire

Burn scars: A historic fire and a Colorado mountain community in healing

Local

Cultivando purchases pollutant detectors to monitor Suncor

Local

Bald eagle conservation has paid off at Barr Lake State Park

Local

As a volcano erupts in the Caribbean, meet Colorado’s lone active volcano

Local

Whistleblowers allege CDPHE disregards clean air standards

Wildfire

How are Colorado's wildfires still burning in the snow?

Local

COGCC completes mission change rulemaking

Local

Woman finds renewed gratitude while reaching for Colorado Trail record

Local

The stories behind the name of every Colorado 14er

Local

Finding sustainable seafood in landlocked Colorado

Local

Regulators hit Suncor with over 100 air pollution violations

Local

The life and legend of America's most famous wild horse

Local

Breckenridge cancels New Year fireworks, cites environment

Local

Weiser vows to fight proposed rollback of methane rules

Local

Colorado tarantulas out by the thousands for mating season

Local

Health officials: More testing needed on Rocky Flats sample