Around 2,000 penguins wash up dead on Uruguay coast

Around 2,000 penguins have appeared dead on the coast of eastern Uruguay in the last 10 days, and the cause, which does not appear to be avian influenza, remains a mystery, authorities said.

Exploring the role of ice sheets for the climate

In recent decades the ice sheets of Greenland and Antarctica have decreased dramatically, and scientific projections suggest an increasing retreat in the future. Ice sheets form on land in regions with sufficient snowfall, ...

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