Drive less. When possible, choose alternatives to driving (public transit, biking, walking, carpooling), and bundle your errands together so you'll make fewer trips.
Bring your own fan. even the increasing only one degree of set temperature of air conditioner connects to the stopping global warming. In addition, staying in the very cold room is not good for your health.
Bring own shopping bag when you go to shopping. When you burn plastic bag, it will produce carbon dioxide. Carbon dioxide Carbon dioxide and other air pollution that is collecting in the atmosphere like a thickening blanket, trapping the sun's heat and causing the planet to warm up.