Deadly elephant virus stalks Zurich zoo

A deadly virus has swept through Zurich's zoo, killing three Asian elephants in a month and leaving experts stumped as to how to stop its spread.

To build sustainable cities, involve those who live in them

Cities have an important role in making progress on sustainability and climate change issues. And for them to achieve this, urban residents need to be involved in achieving set goals. This means that cities need to provide ...

Misery for millions as monsoon pounds Pakistan port city

Shazad Akbar carried his four-year-old daughter on his shoulders Tuesday as he and his wife waded through knee-high water flooding a street in Surjani, a poor part of Pakistan's port city of Karachi.

How cover crops can protect the Chesapeake Bay

The Chesapeake Bay once produced tens of millions of bushels of oysters a year. Today, the oyster harvest is below one percent of these historic highs. What happened?

Study establishes key areas for tiger movement in central India

Tigers across central India traverse long distances to get from one protected area to another. Maintaining safe areas for the big cats to move through—known as wildlife corridors—is essential for allowing tigers to thrive ...

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