WATER AND WASTE

water that is relatively pure with few dissolved salts

• fresh water

• saltwater

• surface water

• runoff

water found on Earth's surface

• surface water

• fresh water

• saltwater

• runoff

water that flows over land and has not been absorbed into the ground

• runoff

• fresh water

• surface water

• saltwater

a network of connected streams and rivers

• river system

• watershed

all of the land area that supplies water to a particular river system

• river system

• watershed

water found below Earth's surface

• fresh water

• groundwater

• surface water

• runoff

layers containing spaces or pores that water can pass through

• permeable

• impermeable

• aquifers

• water table

• recharge zone

layers with few or no pores for water to pass through

• permeable

• impermeable

• aquifers

• water table

• recharge zone

sponge-like formations of rock, sand, or gravel that hold water under Earth's surface

• permeable

• impermeable

• aquifers

• water table

• recharge zone

a hole dug in an aquifer to reach groundwater

• permeable

• impermeable

• well

• water table

• recharge zone