Humanity has 'broken the water cycle,' UN chief warns

The future of humanity's "lifeblood"—water—is under threat worldwide, the UN secretary-general warned Wednesday at the opening of the global body's first major meeting on water resources in nearly half a century.

Climate change enhances carbon dioxide flux from lakes

Boreal lakes play a significant role in global carbon cycling. Small and shallow lakes are abundant in northern areas, and they are often biologically active because of the loading of organic matter from the catchments. As ...

New view of how ocean 'pumps' impact climate change

Earth's oceans have a remarkable natural ability to pull carbon from the atmosphere and store it deep within the ocean waters, exerting an important control on the global climate.

North America's carbon cycle

University of Delaware associate professor Rodrigo Vargas and more than 200 experts from the United States, Canada and Mexico recently unveiled Second State of the Carbon Cycle Report (SOCCR2), a state-of-the-art assessment ...

Dry inland waters are underrated players in climate change

2018: A year of drought – climate change causes an increase in the number of freshwaters that run dry, at least temporarily. Also, many lakes are shrinking permanently or have disappeared completely. Around 90,000 square ...

Tools to better predict floods and droughts

The fact that water accounts for about 71% of the Earth's surface is common knowledge. What is less known, however, is that this water mass is constantly redistributing and that such changes can be responsible for floods ...

On the global water trail

Water is one of humanity's most pressing issues. Do we have enough of it for drinking, for farming or for industry? Too much, in the shape of flooding? Or too little, in the form of drought? The WATCH project, funded by the ...

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