Study finds even the common house sparrow is declining

The European House Sparrow has a story to tell about survival in the modern world. In parts of its native range in Europe, House Sparrow numbers are down by nearly 60%. Their fate in the U.S. and Canada is less well known. ...

Acai berry craze: boon or threat for the Amazon?

Working in the sweltering heat of the Brazilian Amazon, Jose Diogo scales a tree and harvests a cluster of black berries: acai, the trendy "superfood" reshaping the world's biggest rainforest—for better and worse.

Longer summer dry season observed in Congo rainforest

A recently documented long-term drying trend over the Congo Basin could have important implications on the future of the world's second largest rainforest, according to a study published today in Nature Climate Change.

Tracking ocean microplastics from space

New information about an emerging technique that could track microplastics from space has been uncovered by researchers at the University of Michigan. It turns out that satellites are best at spotting soapy or oily residue, ...

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