An analysis of diets worldwide reveals that lower-cost diets are often substantially less carbon-intensive than the meals ...

If you think about it, it really is an unbelievable chain of events: Earth, a planet shaped by water and home to millions of different life forms, assembles, from a billion molecules, a person who ...

Flying is the most climate-unfriendly mode of transportation, yet demand for air travel is projected to continue to increase in the coming decades. Researchers are working on replacing jet fuel with ...

A team of scientists have created a porous material that keeps windows almost 100 percent transparent while blocking 10 times ...

Instead of spewing planet-warming carbon dioxide emissions into the atmosphere, many scientists and startups want to turn the greenhouse gas into valuable chemicals and fuels. “We have proven that ...

Around the world, people produce over six million tons of coffee grounds, according to the International Coffee Organization. While some of those grounds make their way to compost, most end up in ...

A diet that contains small amounts of seaweed will reduce methane emissions from belching cows – by 80%. This unexpected solution is explored in the preliminary findings of a study from Penn State ...

Over 14 million tons of plastic litter ends up in the ocean every year, killing thousands of animals and birds that ingest it. Much of it ends up amassing in giant garbage patches and over time ...

Many people know about the Yellowstone wolf miracle. After wolves were reintroduced to the national park in the mid-1990s, streamside bushes that had been grazed to stubble by out-of-control elk ...

Twenty years ago, Beijing was a city of bicycles. They queued by the thousands at traffic lights on roads where cars were rare, next to grocer stalls piled high with winter cabbages. Today, it is the ...