Electrons in oxygens are 8.
The first level has 2 while the second has 8 too
Answer: global warming
Explanation:
Global warming is simply referred to as the long-term heating of the surface of the Earth and this is caused by human activities, and also the burning of primarily fossil fuel, which brings about the pumping of carbon dioxide, greenhouse gases and air pollutants into the atmosphere.
The weatherizing of buildings to reduce heat loss and save on fuel costs has led to an increase in global warming.
Convection is the process of heat tranfer by the circulation or movement of a gas, liquid, or plastic material.