air pollution, dirty air from cars, factories, or smoke that is bad for people, animals, and plants, turn off ur computer, press the button so your computer stops working, give up using plastic, stop using things made of plastic, recycle waste, take old paper, glass, or plastic and make them into new things, recycling bins, special boxes or containers where you put paper, plastic, or glass, turn up heating, make the radiator or heater hotter, plant a tree, put a small tree in the ground so it can grow, cut down trees, use tools to make trees fall so they are not in the forest anymore, reduce CO2, make the amount of carbon dioxide (=Co2 = углекислый газ) gas in the air smaller, reuse things, use an object again instead of throwing it away, pick up litter, take rubbish from the ground and put it in the bin

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