Which of the following would be most effective in slowing the loss of biodiversity? 1) Requiring every country to keep a storage bank of plant seeds

2) Creating large parks/preserves in biodiversity hotspots

3) Freezing fertilized eggs of endangered animals in case the species become extinct in the wild

4) Setting aside small plots of land in a variety of ecosystems, such as forests, grasslands, and marshes

(plz help)

(no links plz)​

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes