Fossil fuels still provide about 80% of the world's energy. How can energy be produced and used more sustainably to achieve climate goals? We answer your questions. movie powered by @Infosys

00:00 – Why energy must become more sustainable
00:33 – How much energy should come from renewable energy sources?
01:19 – Why isn't nuclear energy more widely used?
02:19 – How can solar energy be made more efficient?
03:34 – Will biofuels be widely used?
04:30 – Do electric vehicles make a difference?
05:10 – How heating and air conditioning can be more sustainable

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Find all our climate change coverage: https://econ.st/33gSs6g

The use of renewable energy is increasing: https://econ.st/3IRkCFl

Read about the first big energy shock of the green age: https://econ.st/3EZDmQK

The bottlenecks that could limit emissions reductions: https://econ.st/3GKwg2R

How governments have stimulated the rise of solar energy: https://econ.st/3yrt2yi

Read more about the new solar cells that extract more energy from sunlight: https://econ.st/3pWOeID

Watch our film on how to cool down a warming world: https://econ.st/3m65o5D

Nuclear energy must be properly regulated and not dumped: https://econ.st/3J2fY7E

Can smaller reactors make nuclear energy economical? https://econ.st/3pVKszu

Is hydrogen the fuel of the future? Watch our video: https://econ.st/3IRNH3C

Why creating a new hydrogen economy is a huge undertaking: https://econ.st/327snG4

Why efforts to make buildings greener don't work: https://econ.st/3GHTPcE

How a new, green air conditioning system does it without annoying gases: https://econ.st/31ZpCqS

How electrical energy can be captured as liquid air: https://econ.st/3m6MKun

The tricky part about charging electric cars: https://econ.st/31ZpoQv

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