Where are mixed regions of coniferous and deciduous forests found?

Gold is not now being extracted from seawater. why not? a. it would be too disruptive to marine life to develop any marine mineral resources b. there is no gold in seawater c. we don't know how to extract minerals from seawater d. it would be too costly and difficult to separate the small amount of gold from the very large amounts of halite and other minerals

Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.

Which question did the author of how to grow a school garden consider about the audience before writing the project plan