human impact

the variety of life in an area

• ecosystem

• biodiversity

• biomagnification

• community

when a barrier divides a large area into smaller sections

• habitat fragmentation

• biodiversity

• air pollution

• whatcha talkin bout?!

an introduced species that causes harm to the ecosytem in some way

• invasive species

• predators

• producers

• endangered species

when individual organisms are removed from the ecosystem faster than they can be replaced

• sustainable development

• nonrenewable resources

• overharvesting

• I'm tired. stop asking me questions.

sunlight warms Earth’s surface. Energy is absorbed and reradiated from the surface. Some energy escapes to space, but the rest is absorbed by gases and warms the air.

• climate change

• greenhouse effect

• air pollution

• gas emissions

water that comes from homes and factories

• wastewater

• runoff

• streams

• groundwater

removal of trees and other vegetation from an area

• overharvesting

• field prep

• hunting

• deforestation

1. What are renewable resources?

• . Resources that are used faster than they form

• resources that can replenish themselves over time

• resources that formed over millions of years

• resources that exist only in rural areas

1. What would Earth be like without the greenhouse effect?

• The same temperature

• a little cooler than it is now

• . Too cold to live

• a little warmer than it is now

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS3-5

1. Why has Earth's human carrying capacity increased greatly?

• Other organisms have been displaced by agriculture, so there is more space for humans.

• Humans have modified their environment due to technological advances.

• Humans can live closer together than other animals

• Humans are now eating fewer plants than they used to.

Tags

NGSS.HS-ESS3-1