What caused fresh water to be such a problem in Australia

Why have many small pieces of plastic floating in the pacific ocean drifted into an area known as the "great pacific garbage patch?"?

Which of the following seas, labeled with the arrow on the map above, separates the arabian peninsula from africa and is connected to the mediterranean sea through the suez canal? a. the arabian sea b. the red sea c. the caspian sea d. the black sea

Why are drift nets a problem? A. too expensive to be practical B. not big enough to catch many fish C. they are too big and hard to manage D. they can accidently catch dolphins and turtles

What is another way of saying " has a high density"?

Which of these is a major mountain range found in south america?

What are 5 different functions a city may have?

How did European colonization have an affect on africas level of development today?

What river cuts through this service European countries including Germany and Austria

Why did the first fleet take the shorter route along the entire west coast of africa?

Briefly describe what Charles Darwin observed about the finches on the Galapagos island?