1, Fossil fuels are anticipated to be used up by scientists by 2052.
2, In the future, civilization will be forced to research and develop alternative energy sources by an energy crisis.
3, A report about current figures of greenhouse gas emissions will be released by IPCC in November.
4, The sun will be used as the biggest energy source for the future.
5, Because of climate change, a lot of money will have to be spent on heating and cooling, much more than it used to be.
6, The use of electricity will be minimized to save our energy.
7, We will be allowed to work around these challenges by space - based.
8, Many kinds of alternative energy will be discovered to address concerns about ....
9, Because of..., defining some energy types as "alternative" is considered to be controversial.
10, Most of fossil fuels will be replaced by solar energy in the future.