Researchers used simulated sunlight to power a solar cell that converts atmospheric carbon dioxide directly into syngas, a combination of hydrogen gas and carbon monoxide that can be burned for energy or converted into liquid fuels. (Photo: University of Illinois at Chicago/Jenny Fontaine)

If the experimental technology can be commercialized, it can become an important tool for reducing the impact of climate change...

CREDIT: AP Photo/Evan Vucci Delegates watch as Republican Presidential Candidate Donald Trump, speaks during the final day of the Republican National Convention in Cleveland, Thursday, July 21, 2016.

The stark difference between Hillary Clinton and Donald J. Trump on climate change is now well known...

Protestors make their views clear on ExxonMobil's record on climate change. at a shareholder meeting on May 2016. Flickr/350.org

ExxonMobil and the climate science denial machinery that it has helped to build over the years are now under more scrutiny than ever before...

credit: F. Scott Schafer

In his tireless quest to take down climate deniers, one by one, Bill Nye has just released a video picking apart climate change conspiracy theories...

PHILADELPHIA -- Billionaire climate advocate Tom Steyer believes young Americans will cast more votes this year based on rising temperatures than in past presidential elections...

(Photo: Cyrus McCrimmon/‘The Denver Post’ via Getty Images)

As the Democratic National Convention gets under way in Philadelphia, activists across the country are pushing for bans on oil and gas extraction...

The guided missile destroyer USS Ramage, left, leaves port as sailors aboard the USS Porter prepare to depart Norfolk Naval Station in Norfolk, Va., Tuesday Sept. 16, 2003. The second fleet ordered 40 ships to sea to avoid the potential damage from Hurricane Isabel.(Photo: Steve Helber, Associated Press)

The Union of Concerned Scientists found that by 2050, half of the 18 East and Gulf Coast military installations it analyzed would experience 270 or more flood events per year — up from just 10 events annually today...

Assam floods: River overflow affecting over a million people http://www.vishwagujarat.com

NEW DELHI (Thomson Reuters Foundation) - More than 1.2 million people in northeast India have been hit by floods which have submerged hundreds of villages, inundated large swathes of farmland and damaged roads, bridges and telecommunications services, local authorities said on Tuesday...

CREDIT: Gregory Bull, AP

Why does The New York Times keep pushing nuclear power, whose prices keep rising even as demand has collapsed in every market economy? And why do they keep dissing renewables, whose prices have dropped precipitously while demand has grown beyond expectation here and around the world?

credit: Wayne McAllister

At the top of the world a climate disaster is unfolding that will impact the lives of more than 1 billion people...

Army soldiers march during the 10th anniversary ceremony of the 1997 Japan Embassy hostage liberation in Lima, Sunday, April 22, 2007. In a violent end to a four-month hostage crisis, Peruvian forces stormed the Japanese ambassador's mansion in Lima on April 22,1997 freeing 72 captives of the rebel group Tupac Amaru Revolutionary Movement, one of two major rebel groups that operated in Peru for some two decades. CREDIT: AP Photo/Karel Navarro

As human-caused climate change brings a rise in extreme weather events, scientists have now increasingly looked into the climate as another significant driver of conflict...

Unless we act fast to curb climate change, scorching heat will become commonplace, scientists say...

Democratic presidential candidate Hillary Clinton and Sen. Tim Kaine (D-Va.), arrive at a rally at the Florida International University Arena in Miami on Saturday. Clinton has chosen Kaine to be her running mate. Photo courtesy of AP Images

Countries where there was fractionalisation were conflict 'hot spots' credit: Getty

The heatwaves, droughts and other natural disasters expected to increase because of global warming are helping to push countries into armed conflict, particularly those already split along ethnic lines...

Beijing, China. The country’s coal consumption peaked in 2014 and began falling in what economists call a permanent trend. Photograph: Feng Li/Getty Images

Study by economists say achievement by world’s biggest polluter may be a significant milestone, rather than a blip...

Harold Hamm, chief executive officer of Continental Resources Inc., speaks during the Republican National Convention (RNC) in Cleveland, Ohio Andrew Harrer—Bloomberg via Getty Images

Much of it comes down to methane...

REUTERS/Bryan Woolston

PHILADELPHIA — While the Democratic Party was prepping its convention hall on Sunday, environmental activists tried to draw attention to the streets and their ongoing war against fossil fuel extraction...

Photo: Kara Lofton, WVPB

People in West Virginia are still recovering from floods that tore through communities like vengeful gods...

Carbon dioxide is a stable molecule, and doesn't store much energy in its chemical bonds. To use it, chemists have to add energy, often through heating, which usually requires electricity. Much of that comes from power plants that burn coal or natural gas—emitting more carbon dioxide into the atmosphere, even more than was captured. Credit: Zirafek/Thinkstock (MARS)

Scientists are trying to convert carbon dioxide emissions into something of value—without using too much energy...

This Wednesday, July, 20, 2016 photo released by Xinhua News Agency, shows village houses and field partially submerged by flood waters in Gaoyang Town, Shayang County. (Xiao Yijiu/AP)

BEIJING — Torrential rains that have swept through China have killed at least 154 people and left 124 missing, officials said Saturday, with most of the casualties reported from a northern province where villagers complained about lack of warning before a deadly flash flood...