A) 15th century B) 19th century C) 17th century D) 21st century
A) Scientific Revolution B) French Revolution C) American Revolution D) Industrial Revolution
A) Carbon dioxide B) Helium C) Nitrogen D) Oxygen
A) Causing cooling of the Earth B) Preventing greenhouse gas emissions C) Absorbing heat and carbon dioxide D) Releasing heat into the atmosphere
A) Arctic B) Amazon rainforest C) Antarctica D) Sahara desert
A) Carbon monoxide B) Methane C) Nitrous oxide D) Sulfur dioxide
A) Anthropocene B) Holocene C) Miocene D) Pleistocene
A) Plate tectonics B) Human activities C) Volcanic eruptions D) Solar radiation |