
Debate Rises over Real Source of Higher Methane Emissions
Some research says oil and gas production is the largest contributor, other work says it's agriculture, livestock and landfills

Debate Rises over Real Source of Higher Methane Emissions
Some research says oil and gas production is the largest contributor, other work says it's agriculture, livestock and landfills

Conservationists Dig In on Pandas, Oceans and Elephant Ivory
Pandas improve slowly, oceans change rapidly

Clean Energy Firms Lobby Congess as Much as Dirty Firms Do
Carbon-emitting companies try to maintain the status quo, green-energy companies try to gain a competitive advantage

An Army of Beetles Could Save Dying Hemlock Forests
Spreading predator beetles may be the only way to stop a tiny, sap-sucking pest that is decimating hemlock trees

New Catalyst Could Split Water Cheaply
The goal: Inexpensive hydrogen for fuel cells that power cars and homes

U.S. and China Formally Commit to Paris Climate Accord
The question now is whether President Obama can implement steps that reduce carbon dioxide emissions without Congress’s help

California Utility Wants to Install Huge Number of Electric Car Chargers
But it wants rate payers to foot the $160 million bill

Coal Executive Says His Industry Must Confront Climate Change
Richard Reavey says climate denial is eerily parallel to the tobacco industry’s old tactics, which hurt that business long-term

U.S. and China Prepare for Climate Negotiation
Paris agreement, airplane emissions and ozone limits all on the table

Engineered Bacterium Turns Carbon Dioxide into Methane Fuel
If scaled up, batches of bacteria could convert CO2 emissions into fuel, in a single step

New Membrane Could Save $2 Billion a Year for U.S. Industries
The synthetic membrane from ExxonMobile would also avert 45 million tons of carbon dioxide emissions

Sewage Floods Likely to Rise
Sewer systems in many cities, stressed by age and growing populations, will spew more raw refuse into the streets during heavy rains

Extreme Floods May Be the New Normal
Communities should plan defenses and emergency responses based on the climate of the future, not the past

Tough Fuel Economy Standards Are Imposed on Big Trucks
Tractor-trailers, delivery vans, garbage trucks and more must cut emissions 25 percent by 2027

Why the Deadly Louisiana Flood Occurred
Meteorologists say the storm was essentially a hurricane without high winds

World War Mentality Needed to Beat Climate Change
Winning requires “building big factories, and building them really, really fast”

Renewable Power Becomes A Pillar of Clinton's Economic Plan
Climate and clean energy jobs are top concerns for Sanders supporters, progressive Democrats, millennials and business leaders

Climate Risk Is Poorly Represented in Company Financial Filings
Investigation shows that reports to the U.S. Securities and Exchange Commission are incomplete and inconsistent

Rising Temperatures Stunt Tree Growth
Drier soil plus drier air causes Douglas firs to shut down

Deadly Bacteria Spread across Oceans as Water Temperatures Rise
Cholera bacteria and others arise in more places and in greater abundance

Olympics Ceremony Shines Spotlight on Climate Change
More than 3 billion viewers are given a stark warning about rising temperatures and seas

California May Put Climate Plan to a Public Vote
Gov. Jerry Brown is determined to cement the state's climate goals by law or by vote

Industry Will Struggle to Meet Tougher Fuel Economy Standards
With cheap oil, consumers are again buying gas-guzzling SUVs and pickups, dragging down auto-company fleet averages

White House Tells Agencies to Consider Climate Change Effects of Projects
Republicans say the directive is misguided