Scientists study how planetary waves affect atmospheric dynamics

Physicists at St Petersburg University have studied planetary waves and discovered that they can generate disturbances in the stratosphere causing extreme warming and cooling in the Arctic and mid-latitudes. Numerical modeling ...

Tropical French territory battles green monkey invasion

French officials on the Caribbean island of Saint-Martin are seeking ways to battle an invasion of green monkeys, blamed for threatening the tropical tourism hotspot's fragile biodiversity, local authorities said.

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