Creator
Christophe Vogt
UN forecasts La Nina could help lower temperatures this year
In many locations, especially in the tropics, La Nina produces the opposite climate impacts to El Nino, which heats up the surface of the oceans
Nasa weighs repair of shuttle’s protective shield
Nasa engineers on Monday pored over new imagery of the space shuttle Endeavour‘s underbelly to decide if its damaged heat shield needed repair, as astronauts prepared for the…