Livable Planet

Climate Change

Why 2020 is a key year for climate action

The UN climate report found that limiting warming to 1.5 degrees Celsius (or 2.7 degrees Fahrenheit) this century is still technically possible. But to keep that possibility alive, the world would have to cut its global greenhouse gas emissions by a whopping 45% from 2010 levels by 2030.

Environment

The Mississippi: Pushed to the brink

Updated

Up and down the Mississippi River, new pressures are being put on America’s inland hydro highway, which helps deliver US goods and commodities to the rest of the world and allows trade flows to return. The strain on the river system is only becoming more acute with the impacts of climate change.

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Environment

For Obama's top science guy, the climate outlook is partly sunny

Updated

The US and the rest of the world failed to forge an ambitious plan to tackle the climate crisis six years ago in Copenhagen. Since then the crisis has only gotten worse, but going into the next global climate summit in Paris, President Obama's top science adviser John Holdren is hopeful that world leaders are finally ready to step up to the challenge of avoiding catastrophic climate change.

Environment

Turning ice into fire: How climate change could mean more volcanic eruptions in Iceland

Iceland is — geologically speaking — a crazy place. The local language, for instance, includes a specific word to describe the phenomenon for a volcano detonating beneath a glacier and triggering a flash flood. And now climate change may be setting a new geological domino effect in motion, by melting some of those glaciers and increasing the chances of an eruption.