Oil is an extremely valuable source of fossil fuels, it takes hundreds of millions of years and many processes to go through, new oil fields are formed.
Oil and gas exploitation may have contributed to four of the five most powerful earthquakes in the Los Angeles basin, southern California in the US during the early 20th century
A new study of polluted areas shows that the West Amazon, an extremely bio-cultural and diverse area, may have been contaminated by widespread oil pollution over the past 30 years.