U.S. lawmakers and national security officials are increasingly alarmed that long-standing research ties between the U.S. and ...

Energy & Environment   The Big Story Climate ‘tipping points’ are being surpassed: researchers Some irreversible climate harms are already happening to the ...

Global warming is crossing dangerous thresholds sooner than expected with the world’s coral reefs now in an almost ...

Some irreversible climate harms are already happening to the planet, researchers are warning ahead of this year’s global ...

Botswana's fertile Okavango Delta is one of the last remaining high-biodiversity ecosystems in the world, home to cheetahs, ...

The dire condition of the Earth's coral reefs means the planet has now reached its first tipping point from human-caused ...

Earth has entered a dangerous new phase of climate change as scientists warn that the planet has entered a "danger zone" where billions of people could face irreversible, deadly changes. Global ...

The open mouth of an alligator contains a tiny but major clue to how these prehistoric predators may adapt to saltwater ...

Climate change is transforming ecosystems in the far north. An international team of scientists has made some surprising discoveries.

Abstract: When given two similar images, humans identify their differences by comparing the appearance (e.g., color and texture) with the help of semantics (e.g., objects and relations). However, ...

Three environmental defenders – people who take action against the exploitation of natural resources – are murdered or ...