Bird study shows Europe's nature in 'dire straits'

Nearly four in 10 of Europe's bird species are now of conservation concern—including 14% of global concern—according to researchers, who say the continent's nature is in dire straits.

Study highlights best practices in buffelgrass control

Buffelgrass is a highly invasive perennial found in arid regions around the globe. It is known to reduce the biodiversity of native ecosystems and to increase the frequency and intensity of wildfires.

Study explores control options for black swallowwort

Black swallowwort is a difficult to control invasive vine that thrives in natural areas and perennial cropping systems across northeastern North America. To date, though, no scientific studies have been conducted to determine ...

Early churches found in ancient African kingdom

Archaeologists have made an important discovery in the Kingdom of Aksum, a major ancient power in Northeastern Africa, identifying two churches from shortly after the Aksumite's conversion to Christianity. These are some ...

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