solar
the sun
the sun
the sun
the sun.
the sun.
the sun
Darkness
probably the sun......?
The original ultimate source of all energy on our planet is the sun. The sun's nuclear fusion reactions produce vast amounts of energy that reach Earth in the form of sunlight, which drives the planet's weather systems, supports photosynthesis in plants, and powers all life on Earth.
The sun is the ultimate source of energy for almost all earth ecosystems.
??? what are you trying to ask, hmmm... Is energy needed for all life on earth? Yes. What is the energy needed for life on earth? Maybe you mean sunlight. I know its hard for some of you to word the questions correctly, but give it a try. If English is not your native language, try posting it in yours. Maybe some helpful Wiki answerer can translate it for you. I would be glad to help translate from English to Spanish to English.
probably the sun......?