From a global challenge to the Maasai steppe of Tanzania Most climate change predictions show an upward trend in temperature for at least the next nine decades. Rural communities whose health and livelihoods depend on the environment are more vulnerable to climate change. In recent years, persistent droughts have made Maasai communities in northern Tanzania vulnerable to sleeping sickness, a disease spread by the tsetse fly. Paul Gwakisa of Sokoine University has dedicated his research to hel...