Egypt seeks to weave cotton renaissance

Treading carefully among his sprawling green plants in the Nile Delta, Egyptian farmer Fatuh Khalifa fills his arms with fluffy white cotton picked by his workers.

Thawing permafrost releases old greenhouse gas

The thawing permafrost soils in the Arctic regions might contribute to the greenhouse effect in two respects: On the one hand, rising temperatures lead to higher microbial methane production close to the surface. On the other ...

The Mekong Delta in Vietnam is sinking. Can sediment save it?

In Vietnam's Mekong Delta, home to about 17 million people, large areas of land have been poldered for the cultivation of crops such as rice and shrimp. At the moment, the delta is on average less than a meter above sea level. ...

Predicting the shape of river deltas

The Mississippi River delta is a rich ecosystem of barrier islands, estuaries, and wetlands that's home to a diverse mix of wildlife—as well as more than 2 million people. Over the past few decades, the shape of the delta ...

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