If the consumption of non renewable resources, human survival
These are personal suggestions, such as there are different opinions, welcome.PS: add a little, tidal energy can also be regarded as a renewable energy.
These three kinds of energy are renewable resources, and if reasonable use, the number is relatively large. The reason why there is no large-scale use, it is because we can find cheaper oil, gas, coal and other non renewable energy. But when the energy is nearly exhausted, the high cost of mining and the high price will inevitably lead to the use of renewable resources in the direction of change.
There are at least three kinds of energy that can be used for a long time and a large amount of energy to ensure that mankind is at least part of human existence and needs. This is solar, wind, water
