01:29 USA Experts warn of danger of exercising in extreme heat and humidity With summer underway across the northern hemisphere - and temperatures in many places reaching new highs - scientists are warning people to be ...
01:14 Heatwave Africa faces unprecedented heat waves amid global record temperatures With Africa experiencing some of the highest temperatures on the planet, heat-related deaths are on the rise. Many communities are struggling ...
01:57 South Africa South Africa: Residents of Johannesburg struggle to cope as heatwave sweeps across