(If you mean hunter-gatherer societies)
Then, they will most likely settle down near water such as lakes or rivers and leave behind their nomadic life to pursue agriculture. Agriculture is also a key point in history for developments of civilizations. The cultivation of resources and the domestication of animals was able to provide their societies which led to population growth and abundant resources.
The correct answer is B) chemical to radiant. :)
Some land masses in the Northern Hemisphere would start to warm over time-
if this ever happened, we’re all screwed :/
Here are some points that could be used :
1. seceding would reduce the amount of resource that the nation as a whole had, so the federal government shall not allowed it to happen.
2. Many people in the population might not agree to the secession so the government had to protect their interest,
3. Secession make our nation become much more vulnerable to attacks, since foreign nations can leverage the separation to gain allied that close to us.