Hydrogen (H)
Coal
Ground Water!
solar energy
Coal, oil and natural gas are Americas most "readily" usable and presently abundant sources of energy.
sunlightThe sun is the main source of energy on planet Earth.
Now Romania hasn't an abundant source of energy.
Romania has energy resources but not so abundant.
Solar.
coal
The sun
Solar.
Coal is the most abundant in the USA
The people in Russia do have an abundant energy source. Russia is a world leader in the production of renewable energy, mainly through hydroelectric power sources.
The people in Russia do have an abundant energy source. Russia is a world leader in the production of renewable energy, mainly through hydroelectric power sources.
yes
Coal
The sun. All energy on earth is somehow derived from it. With any energy you can trace it bakc to the sun like we eat some fruit we get that from a plant which gets the energy from the sun to make it grow.