What is more, most of the expenditure would be needed in any case to develop the new energy economy we will need to cope with depletion of fossil fuels — also likely to occur this century. (realclimate.org)
The date of depletion of fossil fuels has been pushed back into the future by centuries — or millennia. (globalwarming.org)
It is driving the rapid depletion of fossil fuel resources with a dramatic increase in associated emissions and consequent climate change; it is accelerating the loss of biodiversity and widespread extinction of species; it is intensifying the growing shortage of fresh water to meet human needs. (populationmatters.org)