carbon dioxide

In what officials call a key step to combat climate change, the Environmental Protection Agency is sharply limiting domestic production and use of hydrofluorocarbons, highly potent greenhouse gases commonly used in refrigerators and air conditioners.

Computer-maker HP, consumer goods business Procter & Gamble and coffee capsule company Nespresso have joined a corporate pledge to sharply cut their greenhouse gas emissions over nearly two decades.

There's no one way to define sustainable investing, but more fund providers in the space are beginning to provide hard numbers to back up their claims.

In the latest study, scientists tried a method they called the MooLoo approach to teach calves to use a toilet area in their barn, meaning that urine could be collected and treated.

Magical thinkers are content to simply sit on the sidelines and radiate good thoughts at those doing the heavy lifting to solve the world’s ills, writes Louise Fabiani.

A major maritime industry association on Monday, September 6, 2021, backed plans for a global surcharge on carbon emissions from shipping to help fund the sector's shift toward climate-friendly fuels.

The U.N. weather agency says the world — and especially urban areas — experienced a brief, sharp drop in emissions of air pollutants last year amid lockdown measures and related travel restrictions put in place over the coronavirus pandemic.

This month, the Swiss outdoor clothing company Mammut took a small but “industry-leading” step toward addressing emissions from fossil-fuel-powered ships.

Young urban shepherd Lukas Janssens guides his flock among the graves in Schoonselhof, one of Belgium’s iconic cemeteries, knowing sheep are kinder to nature than lawnmowers.

Each morning at a transit facility in Canton, Ohio, more than a dozen buses pull up to a fueling station before fanning out to their routes in this city south of Cleveland.

IPCC says gas produced by farming, shale gas and oil extraction are playing an ever-greater role in overheating our planet.

Scientists say we have barely scratched the surface on the potential of plants.

Previous periods of rapid warming millions of years ago drastically altered plants and forests on Earth. Now, scientists see the beginnings of a more sudden, disruptive rearrangement of the world’s flora — a trend that will intensify if greenhouse gas emissions are not reined in.

The annual peak of global heat-trapping carbon dioxide in the air has reached another dangerous milestone: 50 per cent higher than when the industrial age began.

“Overwintering” fires smoulder under the snow, reigniting vegetation in the spring. New research shows the zombies may proliferate in a warmer world.