Combustion of fossil fuels is a main contributor to the problem, and massive energy conservation programmes are necessary to avoid the devastating implications scientists are now almost unanimously predicting.
(massive energy conservation programmes; are; necessary to avoid the devastating implications) (massive energy conservation programmes; to avoid; the devastating implications scientists are now almost unanimously predicting) (scientists; are; T:now; almost unanimously predicting) (scientists; almost unanimously predicting; )
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are to avoid are almost unanimously predicting
necessary to avoid the devastating implications
the devastating implications scientists are now almost unanimously predicting
T:now almost unanimously predicting