1. ECOLOGY

2. TO HURT THE EARTH IS TO HURT YOURSELF

7. We pollute the air. We throw away plastic bottles. We leave litter in the forests. We don't recycle paper. We break trees. We throw litter in the river. We leave glass bottles in the forests We cut down trees. We don't turn off lights. We leave the fire in the forest. We don't help endangered animals. We use a lot of paper. We throw away much rubbish. We dump chemical wastes into water. We change the climate. We damage nature. We hurt animals. We cut down trees to make new paper. We disturb birds. We cause water pollution We hurt animals and people. The plant doesn't become enough oxygen. We don't economize energy. We destroy the forest. The animals can extinct. We cut down a lot of trees. We litter the Earth. We pollute seas, lakes and rivers.