Earth’s resources
All the materials we have a tendency to use, and therefore the things we have a tendency to build from them, return from the planet. Some are natural and are utilized in their raw type, like wood, stone, and ceramics. Others, like artificial fibers and human-made plastics, ar created by process natural resources like oil and minerals. The energy to create of these merchandise conjointly chiefly comes from the planet, as fossil fuels. These resources cannot last forever and that we cannot place most of them back.

FOSSIL FUELS
As the most easily-reached sources of coal, gas, and oil are being employed up, miners and drill rigs should attend remote mountains, deep oceans, and frozen seas in search of a lot of. At today’s rate of use, celebrated coal reserves could run out at intervals a hundred and twenty years, whereas oil and gas reserves can last but eighty years.


TIMBER
About half all forests ar adult and harvested in a very property approach for paper, timber, and fuel. However quite half Earth’s tropical rain forests are slow down within the past a hundred years, for rare timber and farmland. nearly none of those tropical forests are replanted.

WATER
As Earth’s population rises, humans want a lot of clean water for drinking, cooking, and laundry. We have a tendency to conjointly use water for growing crops and raising livestock. Water has got to be clean and refined before we will use it, which needs energy and resources.

FARMLAND
Farmers want fertile soil to grow crops. Pollution or over farming (growing an excessive amount of of a similar crop within the same place) will injury the soil, creating fertile land a resource that must be protected.



ENERGY
Humans round the world want energy to power cities, vehicles, homes, and factories. Energy is another quite resource. Today, most of it comes from burning fossil fuels, however within the future we’ll have to be compelled to notice cheaper, less polluting energy sources.

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