Study finds less bird diversity in city forests

A new study led by Lund University in Sweden shows that cities negatively affect the diversity of birds. There are significantly fewer bird species in urban forests compared with forests in the countryside—even if the forest ...

Urban density strongly correlates with house sparrow health

House sparrows (Passer domesticus) have adapted to urban environments, which are changing and growing faster than ever before. A range of both biotic and abiotic factors—including habitat fragmentation, changing food availability, ...

Oldest insect resource pulses revealed by fossils from China

Resource pulses, i.e., occasional episodes of ephemeral resource superabundance, represent a fundamental mechanism by which energy, nutrients, and biomass are transported across ecotones. They are widespread in extant ecosystems; ...

Innovations in sustainable fashion

The global fashion sector, mainly the apparel and footwear industry, produced more greenhouse gases than France, Germany, and the UK combined in 2018, around 2.1 billion metric tons of CO2 emissions—approximately 4% of ...

UN to agree on plan for 'historic' plastics treaty

More than 100 nations convening in Nairobi next week are expected to take the first steps toward establishing a historic global treaty to tackle the plastic crisis afflicting the planet.

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