I would say that two products of the earth are coal and petroleum and when they are burned say in a car or a power generating facility they can be converted to fossil fuels.The burning of these fossil fuels are causing too much greenhouse gases and making the earth's temperature rise and resulting in more extreme weather so fossil fuels need to be phased out so the earth will remain inhabitable for humans.
It is caused by changes in the suns position in the solar system
The best and most correct answer among the choices provided by your question is the third choice or letter C.
An example of symbiosis is: <span>phytoplankton absorbing the sun’s rays .</span>
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