hello i need help in some questions about Freshwater and Marine Systems

1-Describe where the liquid freshwater is found on the planet? If freshwater is a supposedly “renewable resource” (thanks to the water cycle!), why are our supplies of freshwater slowly dwindling?

2-After reading “The Last Drop, explain the social and political challenges that people in India and Pakistan face in filling basic water needs from an extremely limited supply.

3-According to Sylvia Earle in her TED Talk, what are the three greatest human-induced crises facing marine systems? Explain each one briefly.

and two more