Risk assessment(1) Precipitation(1) malaria(1) SARS-CoV-2(1) Rainwater harvesting(1) Climatic control(1) Sahel.(1) HEPA filters(1) rural communities(1) Air temperature(1) Climate change(1) environmental monitoring(1) Amazon(1) River level.(1) COVID-19(1) Faecal indicator(1) Malaria transmission(1) Atlantic multidecadal oscillation(1) indoor air(1)