Sustainability and pollution

What is a sustainable ecosystem?

• when an ecosystem can only support the needs of a population that already lives there

• when an ecosystem can support the needs of a population and future generations (các thế hệ)

• a ecosystem that cannot support the organisms living there

• an ecosystem that is beautiful

Tags

NGSS.MS-LS2-5

What do organisms need to survive

• Food

• love

• oxygen

• water

• good grades

Tags

NGSS.MS-LS2-1

What is pollution?

• natural (tự nhiên) materials that help environments

• organisms eating other organisms

• harmful materials added to an environment

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

What source of pollution is this?

• sediment

• petroleum

• farming

• acid

What source of pollution is this?

• sewage

• runoff

• petroleum

• farming

Tags

NGSS.MS-LS2-4

What source of pollution is this?

• sewage

• acid

• petroleum

• farming

Tags

NGSS.MS-ESS3-3

How does sediment get into the rivers and lakes?

• rain

• pipes (đường ống)

• Wind

• runoff

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

How does petroleum get into the environment?

• Oil spills

• washed from the farm

• human waste

• acid rain

How does fertilizer (phân bón) change the lake and river environment?

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

How does pesticide (thuốc trừ sâu) change the lake and river environment?

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5