Need help with some questions and a pdf please?

I’m working on a environmental science multi-part question and need an explanation to help me learn.

What a paragraph on each video / topic

1.)History of environmental issues in pa?

2.)Map of Chemistry / Map of biology?

3.)What Darwin never knew?

4.)Over population Problems in Future?

5.)Are GMO Good or Bad?

6.)Most Environmental Health Issues

7.)Climate Issues: Understanding The Science

Here’s some videos for help.

The pdf is attached the state is Philadelphia, Pennsylvania ( I’m 25 please make relatable. I’m registered to vote)

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