Câu 1:
Current energy sources are in danger of exhaustion by human use - Indiscriminate tree felling for firewood, charcoal burning will affect forest resources of the environment.
Câu 2:
Geothermal energy, wind power, solar power, tide, ... are considered clean renewable energy sources.
Câu 3:
Emissions in everyday life (means of transport) and in industry (factories, incinerators, ...)
Câu 4:
Consider the household's electricity usage: Devices that are plugged in but not in use such as: lights, computers, speakers, fans ... ... decorative devices that use electricity to operate through the gills are the enemy of reduce the amount of electricity consumed during the day.
Câu 5:
When traveling for short distances, I often walk or use a bicycle instead of a motorbike or car to reduce pollution. Although it is a short way, we must also protect the environment, green, clean and beautiful.
Cho xin hay nhất nha ^^