Earth Science - only about 1 percent of the freshwater on Earth is
available for people to use for drinking, bathing, and
Earth’s Materials and Resources irrigating crops
Forests
- home to more than two-thirds of all known land
species
- store carbon
- add nutrients to the soil through leaf litter
- provide people with lumber and firewood
Nutrient Cycling in the Forest
Biodiversity
- variety of living things that populate Earth
- important for more than just food
- d a rich mixture of living things to provide the
following foods, building materials, and medicines,
-
as well as to maintain a clean and healthy landscape
Soil
- vital to food production
- important to plants that grow in the wild.
Water
- a renewable resource
- most of the planet’s water is unavailable for human
use
- more than 70 percent of Earth’s surface is covered by
water, only 2.5 percent of it is freshwater.
available for people to use for drinking, bathing, and
Earth’s Materials and Resources irrigating crops
Forests
- home to more than two-thirds of all known land
species
- store carbon
- add nutrients to the soil through leaf litter
- provide people with lumber and firewood
Nutrient Cycling in the Forest
Biodiversity
- variety of living things that populate Earth
- important for more than just food
- d a rich mixture of living things to provide the
following foods, building materials, and medicines,
-
as well as to maintain a clean and healthy landscape
Soil
- vital to food production
- important to plants that grow in the wild.
Water
- a renewable resource
- most of the planet’s water is unavailable for human
use
- more than 70 percent of Earth’s surface is covered by
water, only 2.5 percent of it is freshwater.
