Ecology terminology

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Across
  1. 6. An overflow of a large amount of water beyond its normal limits
  2. 7. The state of being in short supply; shortage
  3. 9. The clearance of woodland, commonly in rainforest areas
Down
  1. 1. A slowly moving mass or river of ice formed by the accumulation and compaction of snow on mountains or near the poles
  2. 2. A variety of different organisms living in conjunction with their non-living environment
  3. 3. A product or substance that can decompose naturally
  4. 4. A lifestyle revolving around not using or purchasing anything that contains any animal products or has caused harm to an animal
  5. 5. Organic matter that has decomposed
  6. 8. A period of abnormally dry weather sufficiently prolonged for the lack of water to cause serious hydrologic imbalance in the affected area
  7. 10. The production of food or farming methods that does not use chemicals