Living at the edges

Resembling an overgrown house cat with black-tipped ears and a stubby tail, the Canada lynx, a native of North America, teeters on the brink of extinction in the U.S. The few lynx that now roam parts of Washington and the ...

What's driving erosion worldwide?

ETH Zurich researchers are reexamining the causes of soil erosion around the world—and have found that countries themselves have a surprisingly strong influence on their soil. This country effect was previously undetected.

UN chief warns of 'point of no return' on climate change

U.N. Secretary-General Antonio Guterres said Sunday that the world's efforts to stop climate change have been "utterly inadequate" so far and there is a danger global warming could pass the "point of no return."

Rescued tigers get Spanish safe haven

Five of nine tigers that narrowly survived a gruelling journey across Europe will be moved to a new home at an animal refuge in Spain after spending weeks recovering at zoos in Poland.

From death strip to 'Green Belt' of life

Olaf Olejnik served among the guards patrolling the heavily fortified border deterring freedom-seeking East Germans from escaping to the capitalist West three decades ago.

South Korea confirms 2 more swine fever cases

South Korea on Wednesday confirmed two additional cases of African swine fever near its border with North Korea despite heightened efforts to contain the epidemic that has wiped out pig populations across Asia.

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Border

Borders define geographic boundaries of political entities or legal jurisdictions, such as governments, sovereign states, federated states and other subnational entities. Some borders—such as a state's internal administrative borders, or inter-state borders within the Schengen Area—are open and completely unguarded. Other borders are partially or fully controlled, and may be crossed legally only at designated border checkpoints. Some, mostly contentious, borders may even foster the setting up of buffer zones.

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