On July 19 the U.S. Environmental Protection Agency (EPA) announced it formally refused to recognize that honey bees face an “imminent hazard” and denied a request by beekeepers to immediately suspend the use of pesticides that pose harm to pollinators. The decision comes in response to a legal petition filed earlier this year by 25 beekeepers and environmental organizations, citing significant acute and chronic bee kills across the U.S. linked to neonicotinoid pesticides.

A noted oceanographer once quipped that if you gave him a tanker half-filled with iron, he could give you an ice age. He was only half-joking.

Now is the time Colorado's famed wildflowers are in full bloom. Enjoy it while you can. This annual riot of color is not immune to climate change.

Early this morning, Greenpeace mounted a satirical billboard near Shell’s Houston headquarters featuring a family of polar bears with the slogan “You can’t run your SUV on cute. Let’s Go.” Greenpeace chose the ad from more than 10,000 user-generated online submissions to ArcticReady.com, a Web collaboration with Yes Lab designed to heighten awareness of Shell’s plan to exploit melting sea ice to drill for oil in Alaska.

When it comes to designing cars, Gordon Murray has few peers. The 65-year-old South African is a legendary Formula One racing engineer, who spent 20 years creating championship-winning cars for several teams. He topped that feat by going on to design one of the fastest—and loveliest—super sports cars ever made, the McLaren F1. Next, Murray designed the Mercedes SLR McLaren, another super sports car renowned for its beauty and power. The common challenge linking them all was devising ways to reduce their weight to increase their performance.

There is something distinctly pathos-inducing about a corn plant dying of thirst. Maybe that’s why coverage of the 2012 drought has focused on commodity crops, especially corn. Reading the reports, you almost expect Tom Joad to step out from between the brown-baked stalks, as if Steinbeck were writing the copy.

Ten of the nation’s top climate scientists released a letter to Secretary of State Hillary Clinton today, urging the State Department to conduct a serious review of the climate change impacts of the Keystone XL pipeline.

This past week, the National Oceanic and Atmospheric Administration (NOAA) released a report linking climate change to some of the extreme weather events of 2011, like the devastating drought in Texas and record high temperatures in Britain.

Contrary to popular belief, the U.S. is making progress on climate change.

Americans are the the least likely to suffer from "green guilt" about their environmental impact, despite trailing the rest of the world in sustainable behavior, according to a new National Geographic survey.