When hearing the words “greenhouse gas,” most people think immediately of carbon dioxide. This is indeed the greenhouse gas that is currently producing the greatest impact on the Earth’s rapidly changing climate. But it is far from the only one making its mark, and for mitigating climate change...

The skies above Southeast Asia are often dimmed by a persistent haze, due largely to high concentrations of aerosols emitted from fires set intentionally to clear forests for oil palm plantations, burn agricultural waste or serve some other human need. The forest-clearing fires are of particular...

Mapping out a low-carbon future

Water scarcity, air pollution and climate change

Projecting the impacts of land-use change

The top 2 inches of topsoil on all of Earth’s landmasses contains an infinitesimal fraction of the planet’s water — less than one-thousandth of a percent. Yet because of its position at the interface between the land and the atmosphere, that tiny amount plays a crucial role in everything from...