Save woods for red squirrels

UNLESS YOU’VE BEEN LIVING ON Mars for the past five years, you will know there is a problem with excess nutrients – well, pollution – in Britain’s rivers. The vast majority of this is down to agricult

The pine marten may have a taste for jam sandwiches, but its razor-sharp claws and appetite for eggs and grey squirrels makes it a predatory force to be reckoned with, says Patrick Galbraith

Mountain ecosystems across the world are under threat – but the people who love them are fighting back. Hanna Lindon meets the hillwalking heroes using their outdoor skills for positive change

Most wildlife crime happens in remote places, making walkers the most likely witnesses. Here’s how to recognise the signs – and help bring the perpetrators to justice

AT the Groundswell Festival in Suffolk earlier this ...

It’s dark. The footage is grainy but you can see the silhouette of a tree with a horizon line swooping behind it. At the tree’s foot is a shadow, which unfurls into a man-shape. A chainsaw snarls into