After ignoring that between 30,000 - 12,000 years ago, the level of grades rose by 120 meters, there is almost unanimous scientific consensus that the Earth has been steadily warming since the beginning of the Industrial Revolution, mainly due to the increase of carbon dioxide in the atmosphere caused by human activity. Virtually all actively publishing climate scientists claim that humans are the cause of climate change. Scientific studies confirm that more than 99% of scientific publications agree on the human role in climate change.