Moun­tain birds de­clin­ing in Europe

Population data for European mountain birds had been combined in a recent study, with worrying results: The abundance of mountain-specialist birds has declined by as much as 10 percent since 2000.

Prehistoric teeth give up their secrets

The isotope values of food consumed are reflected in the individual's tissues. As bone is constantly being turned over by remodelling, analysing the stable isotope ratios of bone collagen can shine a light on the main dietary ...

New knowledge about retrovirus-host co-evolution

Retroviruses have colonised vertebrate hosts for millions of years by inserting their genes into host genomes, enabling their inheritance through generations as endogenous retroviruses (ERVs). Researchers from Uppsala University ...

Not to scale? Maya civilizations show strange correlation

Researchers who study urban areas have long observed a connection between size and proximity—namely, that cities become more dense as they gain in population. The more people live in a place, the closer together they live ...

EU court upholds curbs on bee-killing pesticide

A top European Union court on Thursday upheld the ban on three insecticides blamed for killing off bee populations, dismissing cases brought by chemicals giants Bayer and Syngenta.

EU to ban bee-killing pesticides

EU countries voted on Friday for a near-total ban on insecticides blamed for killing off bee populations, in what campaigners called a "beacon of hope" for the winged insects.

Greater efforts are needed to promote biopesticides

There are a number of environmental and economic reasons to promote the development and use of biological compounds as pesticides. A new analysis finds that there are fewer biopesticides registered in the European Union (EU) ...

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