Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes. There are many more people on the Earth today than there were hundreds of years ago. Because of this, there is more water or less water.?
less water.

(Question)
The elastic force increases the more the material is stretched or compressed. Joe is pulling a rubber band with his fingers. When does the band have the least elastic force at rest or when stretched?
(Answer)
at rest

Ques: In erosion, a slower moving stream will only carry smaller particles. A fast moving stream is capable of carrying larger or smaller particles than a slow moving stream?
Ans: larger

(Q).
If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up. Carl is studying climate change, and notes that more ultraviolet radiation is being trapped, which means the earth will be cooler or warmer?
(A).
warmer

Ques:Less photosynthesis means that plants and phytoplankton produce less food. Jean has two plants, one with leaves, and one that has had the leaves stripped from it. The plant stripped of its leaves will produce food in amounts that are smaller or larger?

Ans:smaller

Ques: Lower rock layers were laid down earlier, so they are assumed to contain older fossils. If Mona is excavating an archeological site and she discovers some fossils near the surface then compares them to fossils she found deeper down, which fossils will be older near the surface or deeper down?
Ans:
deeper down