Matching Pairs Match the Environmental VocabularyOnline version Match each environmental action with its correct meaning. by Melina López 1 Protect nature 2 Reuse 3 Save water 4 Pollution 5 Save energy 6 Waste 7 Recycle 8 Litter Things we throw away or use unnecessarily. Use less water. Use something again. Throw trash on the ground or in public places. Use less electricity. Take care of plants, animals, and natural places. Dirty air, water, or land. Use materials again by processing them.