If a captain of a ship was lost at sea How could a good understanding of the sky help

The meseta in spain is a a. navigable river b. castle c. coastal plain d.plateau

Which of the following is an environmental cost of agriculture? a. agronomyb. cash cropsc. pollutiond. crop rotation

What's a recharge area? a. the part of an aquifer where groundwater meets a lake or stream b. the part of an aquifer where surface water reaches the water table c. the part of an aquifer that's located between two aquicludes d. the part of an aquifer that's located at a lower elevation