Lots of resources are required to raise meat; if one does not eat meat, one supports more energy efficient methods of producing foods.
It takes many pounds of vegetables to produce a pound of meat. The energy spent on agriculture increases if one raises meat.
conserve
Many governments around the world conserve their natural resources by
one way is to conserve resources is to reduce the amounts that are used
because misuse fof natural resources as well as its important to conserve water , forest etc for our next generation.
deforestation
Recycle.
water,paper,plant
depends on what you mean by "back then".
the imperialism and anti imperialsim.
recycling cardboard boxes
To keep your inviorment safe.
Many natural resources are finite or limited. If they are not conserved and continue to be wasted as they are now, they will eventually run out.