Thanks to the human being the planet has reached a substantial low. To fix this, the following measures are necessary:
The air must be purified literally and figuratively.
Deserts has to converted into green oases.
The jungle and other forests have to be replanted and landscaped where necessary.
The oceans, seas and rivers must be stripped of all junk.
Everyone must, in a themselves and others non-damaging way, learn to cope with the mental and physical boundaries of themselves and others.
The humankind must quit with creating all sorts of junk, and dump down and swing into the cosmos.
Energy have to extracted only from not humans, animals and environment damaging resources such as sun, wind, water and biomass recycling.
There must be carefully and sustainably dealed with water and food supply.