Topics 5.10 and 5.13 - Urbanization and Red. Urban Runoff

It increases deep infiltration and reduces runoff.

It prevents groundwater recharge and increases runoff.

It increases evaporation and reduces CO2 emissions.

It promotes vegetation growth and reduces impervious surfaces.

Increased freshwater supply

Saltwater intrusion into groundwater

Decreased sea level

Expansion of urban land

Better access to natural resources

More job opportunities and cultural attractions

Lower cost of living in rural areas

Higher population density in rural areas

Cheaper property in suburbs

Improved public transportation

Domino effect of residents leaving

Decline in city tax revenue

Salt

Sediment

Fertilizer

Plastic bottles

Groundwater

Permeable

Impermeable

Water Table

Decreases runoff

Increases flooding

Creates habitat for pollinators

Stores CO2

It increases evaporation and deep infiltration

It increases runoff and decreases infiltration

It decreases runoff and increases shallow infiltration

It has no effect on stormwater drainage