Tornadoes form when warm, humid air collides with cold, dry air. The denser cold air is pushed over the warm air, usually producing thunderstorms. The warm air rises through the colder air, causing an updraft. The updraft will begin to rotate if winds vary sharply in speed or direction1
Answer:
<em><u>These are all things which affect the envoronment. Trees and fish are natural resources which can help humanity survive. They are affected by winds and weather but also by what we choose to do with them. We often take more than we should which harms the balance in nature. </u></em>
<em><u>P</u></em><em><u>l</u></em><em><u>e</u></em><em><u>a</u></em><em><u>s</u></em><em><u>e</u></em><em><u> </u></em><em><u>M</u></em><em><u>a</u></em><em><u>r</u></em><em><u>k</u></em><em><u>♡</u></em><em><u>♡</u></em>
Answer:
B - sub-Sahara Africa
Explanation:
this region is already very dry - there has been over grazing of animals - deforestation that speeds up desertfication