Explanation:
i didnt pay attention last year soooo sorry
Answer:
Hey there!
A population increase follows a period of scarcity.
With more people, the food and water resources get scarce, and isn't always enough for everyone.
Let me know if this helps :)
The raw materials of H2O and CO2 are located there
Lithium, Boron, Florine, Silicon, Vanadium, Chromium, Manganese, Zinc, Copper, Nickel, Cobalt, Iron, Arsenic (yes, but in very small amounts), Selenium, Bromine, Strontium, Molybdenum, and Iodine.
Using things such as the internet. For example, if a scientist wanted feedback, he could turn to an org of other scientists across the globe and get their help.