CAPE TOWN (Reuters) - In South Africa's Franschhoek mountains a helicopter drops off abseilers to cut down invasive pine trees that are choking off water supplies to millions of Cape Town residents ...

Water-greedy alien trees – especially pine, eucalyptus and wattles – are among the biggest threats to South Africa’s precarious water future. Infecting them with insects or diseases from their home ...

You can save this article by registering for free here. Or sign-in if you have an account. CAPE TOWN — In South Africa’s Franschhoek mountains a helicopter drops off abseilers to cut down invasive ...

It is a very strange island far out in the Arabian Sea, off the coast of Yemen, and is often referred to as the most alien-looking place on earth. This has been accumulated on Socotra, one of a group ...