Failure by the two presidents to discuss climate change leaves China ahead, based on actions if not words
Scientists and engineers are trying inventions such as artificial trees to pull carbon dioxide out of the atmosphere
Exploding the myth that premium gasoline delivers better performance in the average automobile
It converts CO2 in the air into alcohol that can be burned as fuel
De-Extinction in Action: Scientists Consider a Plan to Reinject Long-Gone DNA into the Black-Footed Ferret Population
The DNA, found in museum and frozen specimens, would boost the species’s diversity
A new device that combines chemistry and synthetic biology could prove key to renewable fuels and even chemicals—and combating climate change
You just have to ask them the right way, Tom Vilsack says in an interview
Cellulosic ethanol continues to struggle to use inedible crop waste to match ethanol from corn—and fossil fuels
Your battery-powered vehicle is only as green as your electricity supplier
As hoped-for precipitation from El Niño falls short, Los Angeles resorts to a controversial method to reap water from the sky
Oil firms might pay to use CO2 emissions from power plants, but low petroleum prices could doom the effort
The world may have seen the last of air with CO2 levels below 400 parts per million
The fate of what might prove to be the most important technology for solving global warming—carbon capture and storage—is floundering
What is Bill Gates betting on to provide the world with cheap, clean, reliable energy?
Scientific American 's energy and environment editor, David Biello, met with Bill Gates on February 22 to discuss tackling carbon emissions while at the same time making necessary energy available to ever more of the globe’s growing population...
How will the fight over corn ethanol affect the Republican vote in Iowa?
Scientists find a layer of plastics, radiation and soot embedded in the planet's surface, defining a new Anthropocene epoch
A terrible earthquake, massive drought and nuclear power captured the imagination this year
Every credible plan for reducing global warming hinges on carbon-trapping technology playing a major role. That doesn't seem likely
Ethanol, saltwater and fermentation all get involved