Cities are hubs of commerce, politics, population — and evolution? Yep. Due to human-wrought environmental change, biological evolution moves more quickly in cities than in other areas.

Under continued pressure from Montana livestock interests, Yellowstone National Park is sending hundreds of America’s last wild buffalo—the National Mammal of the U.S.—to slaughter.

US scientists provide new reality check for Donald Trump on the combined stresses of global warming and the rising costs of water.

A new study has found that some fast-food packaging from across the U.S. contains a variety of fluorinated compounds -- a few of which have been linked to potential health effects.

All around the world, local communities are exploring fresh new ideas beyond the traditional white elephant sales and thrift shops for stretching resources, cutting down on waste, and making social connections.

What exactly is the “Myth of the Climate Change 97%” mentioned by Senator Inhofe during recent confirmation hearings of Trump’s cabinet post nominations?

A MA House bill is currently working its way through legislation that will assure the right to choose what type of utility meter will be installed and operated in one’s home or place of business, and to do so without incurring any fees.

Encompassing agricultural practices that return carbon to the soil, carbon farming, undertaken on any scale, is an effective approach for reducing atmospheric carbon and maintaining a healthy soil ecosystem for growing.

Almost all of the nitrogen and phosphorous we ingest comes out of our bodies—what if we could return it to the soil?

This year marks 20 years since Hasbro was fined for false advertising, claiming their Playskool toys laden with the antimicrobial chemical triclosan would keep kids healthier.

We must come together, speak up and act for the good of all humanity.

I see your questions. Each and every time I post on my Facebook page or tweet about my crusade for a clean energy future, I see them.

One number stands above all others as the best indicator of good health. It’s not your blood pressure, cholesterol level, average daily calories or even the age at which your grandparents die. It’s your zip code.

President Obama used his authority under the Antiquities Act to protect two large areas in the western U.S.

Even though it is roughly 93,000,000 miles away, the energy of the sun helps us power up more and more everyday, while the technology to harness that power keeps improving in creating more ways to use it.

We've entered a new political era and emotions are raw—even over a scientifically settled topic such as climate change.

What should we be thinking about when we think about the future of biodiversity, conservation and the environment?

The growing interest in biodetection from consumers and the food industry itself has reached a global audience. Detecting genetically modified organisms and pesticides in very low concentrations with smart phones will one day be a reality.

Child labor and forced labor are fueling profits for global conglomerates including Nestlé, Colgate-Palmolive, Unilever, Procter & Gamble, Kellogg’s, and others, finds an Amnesty International report published Wednesday…

Recently, the nonprofit watchdog Oceana released a report cautioning consumers that their seafood may not actually be what the label reads.

While shoppers scramble for Black Friday bargains this year, outdoor retailer REI is closing its 145 U.S. stores.

Don’t mourn, regenerate!

The Obama administration made another historic move to decrease America's dependence on dirty fossil fuels, this time protecting the Arctic Ocean from offshore drilling.

A growing number of homeowners are converting part or all of their lawns to a less thirsty form of landscape.