Environmental Science Crossword

water that is relatively pure with few dissolved salts
water found on Earth's surface
water that flows over land and hasn't been absorbed into the ground
a network of connected streams and rivers
includes all of the land area that supplies water to a particular river system
water found below Earth's surface
layers containing layer, or pores, through which water can pass
layers with few or no pores
sponge-like formations of rock, sand, or gravel that holds water
any area where surface water soaks into the ground and reaches an aquifer below
a hole dug into an aquifer to reach groundwater
process of moving water from its source to places where humans use it
any obstruction placed in a river or stream to block its flow
large lakes that store water for human
the buildup of salts in the surface layers of soil
landscape in a style which requires little or no irrigation
comes from district locations
comes from many places spread over a large area
water that has been used by people in some way
excess nutrients cause sudden explosions of algal growth
when disease causing organisms and viruses
a type of algal bloom for it produces reddish pigment
the most popular method of wastewater disposal
"making" more fresh water by removing salt from seawater
speeds up natural eutrophication because of human activity