As Praskash said there are numerous other GHGs, however the most important is H2O. Water by far has the greatest impact on the greenhouse effect which keeps our planet at a liveable temperature. read more
Yes, There are other GreenHouse Gases. CO2 is the main one, but methane (CH4), Nitrous Oxide (N2O), Sulfur Hexafloride (SH6) h,ydrofluorocarbons (HFCs), and perfluorocarbons (PFCs). Black carbon, while not a gas also causes warming. Different compounds have different global warming potentials. read more
Carbon dioxide (CO 2) is the primary greenhouse gas emitted through human activities. In 2016, CO 2 accounted for about 81.6% of all U.S. greenhouse gas emissions from human activities. Carbon dioxide is naturally present in the atmosphere as part of the Earth's carbon cycle (the natural circulation of carbon among the atmosphere, oceans, soil, plants, and animals). read more