Arable and Non-Arable Land

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Across
  1. 4. A lack or shortage, especially of something essential to health
  2. 6. mud or clay or small rocks deposited by a river or lake
  3. 8. a material that reduces or prevents the transmission of heat or sound or electricity
  4. 10. to cut down and clear away the trees or forests from
Down
  1. 1. food production by plants and algae using sunlight, carbon dioxide, and water
  2. 2. to consume or reduce to a very low amount
  3. 3. to supply (land or crops) with water by means of pipes, sprinklers, ditches, or streams
  4. 5. the growing of plants in water supplied with nutrients rather than in soil
  5. 7. fit for cultivation, as by plowing
  6. 9. a long ridge of sand, silt, and clay built up by a river