The name Erica is of Scandinavian origin. The meaning of Erica is eternal ruler. It is also of English origin, where its meaning is brave ruler. Erica is generally used as a girl's name. It consists of 5 letters and 3 syllables and is pronounced E-ri-ca.
The burning of fossil fuels by humans is the largest source of emissions of carbon dioxide, which is one of the greenhouse gases causing radiative forcing and contributes to global warming.
The global warming that began when we started burning fossil fuels at the start of the Industrial Revolution (1750s) is caused by human activity, namely, adding greenhouse gas to the atmosphere. Burning fossil fuel releases carbon dioxide that has been underground for millions of years.