Environment-1

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Across
  1. 3. A natural resource used in construction work. We need this a lot in our day to day life.
  2. 4. When lot of trees are cut down
  3. 8. Smoke from factories and vehicles cause air ________.
Down
  1. 1. Having lot of trees reduces _______. It makes us feel cool.
  2. 2. Trees are cut down in cities to build _______ for vehicles.
  3. 5. Plants and trees give lot of _______
  4. 6. Trees also provide ______ to birds and animals.
  5. 7. Trees also give us _____ which can be used for making furniture, in construction.