The best way to combine both of the sentences would be: Soldiers and civilians began using the nickname Uncle Sam to refer to the United States.
In order to acquire a large corporation; you need a lot of factories to produce the given products. Factories burn fossil fuels to transfer energy to power homes. When fossil fuel is burned it turn into carbon dioxide that supports the making of pollution. This pollution is the air we breath, the food we eat, the life we live. It can cause serious damage to our lungs, heart, and mental health. That’s why many people are rising up to this situation and helping to end it once and for all.
b...a sunday afternoon in front of the TV ..is the actual answer
