How much of the world's table salt is produced by the evaporation of seawater?
A) One quarter
B) One third
C) One half
D) Three-quarters
B
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Current consensus among scientists is that the limit to numerical weather prediction is about
A) three days. B) 14 days. C) 6 months. D) one year.
What has contributed to the loss of polar bears in arctic areas?
A) the tundra shifting northward B) decline in sea ice C) the decline of lemmings; the primary food of the polar bear D) hunting of the polar bear by the Inuit people E) fires in the taiga and tundra
An increase in demand for developed countries is for locally sourced and sustainably grown foods. Why is organic farming so heavily criticized and not widely used? What might explain Australia's higher commitment to organic farming?
What will be an ideal response?
________ is defined as physical, social, and economic access to sufficient, safe, and nutritious food to meet dietary needs and food preferences needed for an active and healthy lifestyle
A) Food security B) Ecological eating C) Sustainable agriculture D) World hunger E) The food footprint