Why do astronomers find it difficult to locate extra-solar planets with telescopes

What are some of the problems that hurricanes cause?

What is the result of the greenhouse effect? a. heat is deflected from the atmosphere. b. heat is released from the atmosphere. c. heat is kept in the atmosphere. d. plants are able to grow in the tropics where the air is the heaviest.

Describe at least three examples of how people and wildlife have adapted to their environments in the middle east.