Did you mean 200,000?
Explanation:
Humans have domimated the planet for the last 200,000 years.
The ecosystem that he should consider is the <span>tropical rain forest ecosystem.
In that area, there are uncountable amounts of various plants and animals that have not all yet been discovered and who all live together to build the biome. This biome is indeed the most diverse one even at this point without the knowledge of all possible life forms.</span>
True they form carbohydrates
