from making peaceIt is now accepted that continuing dependence on fossil fuels will cause dangerous changes in climate.
This sentence means that unless we stop using fossil fuels, the earth's climate becomes dangerous in the future.
from http://www.energyquest.ca.gov/story/chapter08.htmlFossil fuels take millions of years to make.
This sentence means that fossil fuels are made of coal, oil and natural gas and all three were formed many hundreds of millions of years ago before the time of the dinosaurs.
Fossil fuels are natural resources such as coal,oil and natural gas that is made from the rotten remains of plants or animals.
