The earth is called the water planet because more than 70% of the earth's surface is made up of water. In this forum, each student will post a good research opinion on the distribution and scarcity of fresh water in the world. They will now lookout for a country that is facing scarcity of water and present their opinion on what can be done to conserve water in that country. You must also comment on the opinions of two of their classmates.

Which of the activities listed below could limit global warming by slowing the increase in atmospheric carbon dioxide levels? view available hint(s) select all that apply. a. replacing fossil fuels with nuclear energy b. burning vegetation to clear land for agriculture c. limiting soil erosion so organic matter takes longer to decompose d. choosing a fuel-efficient car, or bicycling to school or work e. using more electrical appliances and cars f. cutting down forests to build houses

Air masses are characterized by various properties including temperature humidity air pressure and wind speed. which of the following air masses is associated with low relative humidity and high air temperature ?

How many time zone are there on earth