What is the main idea of worth more than gold by Amy Charles

Explanation:

The main idea of the essay "Worth more than gold" by Amy Charles is the value of the genes that help prevent spreading the diseases and pests of the crops. There are gene banks that store seeds and genes of various plants, so when a pest appears scientists can find the exact gene that fights that particular pest.

This way, the scenarios in the likes of the great Irish potato famine of 1845 can be avoided, and the food supplies stay safe.

The title of the essay 'Worth more than gold" refers to these genes and their great role in the preservation of food and nutrition of people worldwide.

Animal skins provided thermal protection and prevented water from penetrating and wetting the interior of the home.

Explanation:

The paleo Indians lived in the paleolithic period, which was a period where the climate was very cold and difficult to survive.

Within this environment, the paleo Indians were a nomadic people, building simple residences, but very well adapted to the climate in which they were subjected. Their houses, generally, were of round shape, being structured by sticks that were covered by bushes and animal skins.

The skins allowed thermal protection, gave the houses a check and prevent rain water, or moisture from entering the interior of the house.