If the poreis completely closed to the surface, the result is a whitehead. If the pore is wide open, oil becomes oxidized (that is, acted on by oxygen in the air), the oil changes from white to black, and the result is a blackhead. This is how the two types of comedones develop. Comedo is the Latin word for glutton.
The Amazon rainforest topical climate. Tropical climate refers to zones in a range of latitudes between 5/10 to 35. The temperatures remain high all over the year and shows an annual wide change in precipitations with wet and dry seasons: The dry season duration is proportional to the latitude to ultimatly become a mostly dry area.
Fun Facts About Tropical Climates for Kids. Hawaii has a tropical rainforest climate. Monsoon climates can be found in southern Asia and West Africa. Africaâs Serengeti Plain is an example of a wet dry tropical climate. The rain forest climate sounds ideal, but it is very humid here and there are lots of mosquitoes and bugs. In India, the monsoon rains not only water crops, but they power electric plants. If the rains are scarce, electricity becomes expensive. Tropical Climates Vocabulary. Predictable: reliable, same, consistent