Britain is a country mercifully bereft of threatening fauna–or so you might believe. John Lewis-Stempel provides a miscellany of our otherwise benign land’s more fearsome critters

Marian Boswall defends the building of lakes, which bring both beauty and biodiversity

Nigel Walley, 61, has been swimming in the Thames since he was a boy and now regularly tackles the iconic river’s tidal section. He explains what it’s like to be in the water

Chemicals and particles in our atmosphere can have a catastrophic impact on animals, plants and humans. But what are the causes of air pollution?

Water companies are failing to account for the impacts of tourism in some of England and Wales’ most visited and treasured beauty spots, resulting in sewage spill overflows, according to a new report.

Aside from lava, a volcano’s explosive power can release a devastating avalanche of searing ash