Seas, rivers and lakes are polluted, too. Vast space os seas and oceans are at the edge of the ecological catastroph because of occasional with sheps bransporting oil, poisonois substances and other things. Evetything alive is dying, the resources at the oceans are destroyed. As a result of air and water pollution acid rains begin to fall. Trees and plants, whole forests perish because of them.
Natural resources are nearly exhausted and cutting down trees edused soil erosion.
There are a lot of ecological problems and they must be solved quickly. We can try to stop air pollution, to use ecologically pure hydrogen instead of petrol for cars, and also to forbid transportation of poisonous substances by sea. We can use the energy of Sun, wind.