Why is malaria so common in africa and south of the sahara

Identifica pe harta vulcanii catopaxi si llullaillaco analizeaza semnele conventionale si indica tipul acestor vulcani

What season is it in the southern hemisphere when it’s december? a) fall b) spring c) winter d) summer

Which of the following is not a pillar of the nuclear proliferation treaty? nonproliferation reduction of nuclear weapons by 85-90% right to peacefully use nuclear power disarmament