They do petitions so that they can like save the earth there's a whole day dedicated to the earth and there's a whole world out there that is not explored there's mysteries and secrets that date centuries back about the earth but back to the question there are different oligist
lava
earths tempertures
earths tempertures
What we think we have in resources.
Earths resources are the most important thing in earth besides humans with out the earths resources the human race would slowly die out.
Natural resources.
How do changes in heat energy affect the density of earths mantle material
Other planets
i am asking you weirdo
Water cycle
it gets soggy
It helped me a lot