What type of animal might be preserved in a tar pit

What is the leading cause if water scarcity throughout much of the world

Winds are formed from the sun's uneven heating of the earth's atmosphere. the wind patterns are altered by bodies of water, different landforms, and plant cover. because of this, the wind is considered a form of

Aconstruction crew was made up of 88 men and the rest women. if 40% of the crew were men, how many people were in the crew?