Bird communities threatened by urbanization

Urbanization is one of the most drastic forms of land-use change, and its negative consequences on biodiversity have been studied extensively in temperate countries such as Germany. However, less research has been conducted ...

Water resources: Defusing conflict, promoting cooperation

Rivers are lifelines for many countries. They create valuable ecosystems, provide drinking water for people and raw water for agriculture and industry. In the Global South in particular, there is strong competition for access ...

Martian global dust storm ended winter early in the south

A dust storm that engulfed Mars in 2018 destroyed a vortex of cold air around the planet's south pole and brought an early spring to the hemisphere. By contrast, the storm caused only minor distortions to the polar vortex ...

Leaders' pandemic policies engendered varying levels of trust

As the COVID-19 pandemic exploded across the globe in early 2020, the world's leaders were faced with a flurry of tough moral dilemmas. Should schools and businesses shut down, and if so, for how long? Who should receive ...

New evidence links insect population collapse to dams

Insects are the most numerous group of animals on the planet. There are an estimated 5.5 million species, 80% of which remain to be discovered. Yet insects are experiencing steep, widespread declines across the world: a "death ...

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