Trophy hunters are to be be allowed to kill more than a thousand hippos over the next five years in Zambia. The cull, in the Luangwa River region, is a bid to control numbers and stop the spread of anthrax, the country's government insists. Authorities plan to allow 250 hippos a year to be killed, with one safari company already offering tourists the chance to kill up to five of the animals each.

Almost a century of lead mining and smelting has poisoned generations of children in the Copperbelt town of Kabwe in Zambia. By Damian Carrington.