Stories by John Fialka

Halving the amount of aerosols injected into the atmosphere could reduce global temperatures and temper side effects

Chinese firms violated international law by using a banned, potent greenhouse gas in insulation manufacturing

The oil and gas giant aims to help the National Renewable Energy Laboratory scale up cleaner forms of energy

A switch from natural-gas-powered home heating and cooling could be cheaper and reduce carbon emissions

Low-income neighborhoods see more damage and have less political clout to advocate for fixes

Declining solar costs have helped spur a move away from coal

Several companies are diversifying their businesses, from biofuels to electric vehicles

Tree breeding and gene editing could help reverse the deteriorating health of U.S. forests

Chemistry explained a century ago is being used to make prototype body parts that are much lighter than today's

An international fusion project could help the nation eventually develop its own, smaller reactor

Scientists are developing flexible, thin-films that will be more resilient and have wider uses than current solar technology

Airplanes and a planned burn of forest area will help identify the thousands of chemicals in smoke plumes

Florida has lagged in renewable energy use, but declining solar costs are set to change that

A new report from the National Academics calls for concerted research into “negative emissions technologies”

European agency might actively remove space junk to reduce costly crashes

The detectors aim to help oil and gas companies pinpoint methane leaks in their operations

The hurricane was likely fueled by some of the warmer spots in the Atlantic Oceans this year

Unprecedented water rationing could begin in mid-2020, the government warns

Hail causes most thunderstorm-related damage and could become more common with warming

The decade-long, bipartisan program was aimed at reducing reliance on ethanol from food crops

Researchers show where to release sulfur aerosols into the atmosphere with the least chance of causing droughts or flooding rains

Plugging those leaks would be a cost-effective way to slow the rate of warming, experts say

A climate-driven warping of the water cycle is forcing a re-think of water management practices

As storms become stronger, safety instructions for threats can be contradictory