Why does it matter that excessive withdrawal of water from aquatic systems for human uses can reduce river flows, shrink lakes, dry up wetlands, and deplete aquifers? Explain your reasoning.
Who is Paul Polak? What did he do to help poor farmers?
Why do NASA climate researchers predict that 45% of the world’s land area could experience extreme drought conditions by 2059, and why should we be concerned?
Explain how clear-cutting large areas of tropical rain forest can change the climate and water cycle.
On page 278, the Textbook cites ‘withdrawing more water’ using technology as one way to solve global water shortage problem. What is your take? Present your argument with facts and evidences.
Textbook had some discussions on California Water Project (page 273). What is it? What are the consequences for this water project?