MS-ESS3-4
Construct an argument supported by evidence for how increases in human population and per-capita consumption of natural resources impact Earth's systems.
- Climate
World leaders call for action on climate change
This week, the presidents of China and the United States pledged to take aggressive action on the release of greenhouse gases to head off dire worldwide climate effects.
- Animals
Rare as a rhino
Most species are rare. Some have always been rare. A problem develops when people are responsible for accelerating a species’ rarity to the point that extinction threatens.
- Animals
Explainer: People can sicken animals
Wildlife can sometimes become infected with germs shed by people.
- Climate
Dirty clouds change rainfall
Scientists find a link between air pollution and extremes in rainfall.
- Climate
Did Columbus contribute to a Little Ice Age?
Scientist shows a surprising link between the explorer and a dip in temperatures.
- Chemistry
Plant-powered plastics
Scientists are using green materials to create more Earth-friendly plastics.
-
- Health & Medicine
Sunlight worsens jet pollution
Chemical reactions caused by the sun’s rays worsen air pollution from idling jets at airports.
-
-
- Climate
A dire shortage of water
Parts of the southwestern United States are in the middle of the worst drought in at least 500 years.
- Environment
An ocean view’s downside
Population growth in coastal areas could threaten shoreline ecosystems.
