2. Use the words from the box to complete the sentences correctly: Garbage, nuclear testing, pollution, surface, recycling, ecology ENVIRONMENT Air, sea and land is one of the biggest problems of our time. We produce a lot of during our lifetime and we need to get rid of it. One solution to this problem is . is the science that studies the environment. Ecologists know that is very dangerous for the environment.
ecology, garbage, recycling, nuclear testing, pollution