HS-LS2-7
Design, evaluate, and refine a solution for reducing the impacts of human activities on the environment and biodiversity.
- Earth
Mining metals amidst seafloor animals
Miners may need to get their feet — and everything else — wet as they carefully seek out loads of copper and other valuable natural resources.
- Life
Caught in the act
Scientists observe some evolutionary speed demons as they adapt over the course of just a few years to new environmental conditions.
- Climate
Watching our seas rise
Satellites, coral reefs, ancient Roman fishponds and sinking cities help us understand how humans are changing sea level.
- Animals
Tiny earthworms’ big impact
Invasive earthworms change North American landscapes, for better or worse.
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- Environment
Cleaning up fish farms
Although fish farms can supply lots of food, these operations may also cause pollution and hurt wild populations.
- Climate
Arctic algae show climate change
Sediment from Arctic lakes shows that much of the Northern Hemisphere has been warming for many decades.
- Climate
A change in climate
Global warming may be wiping out some plants and animals or pushing them into new habitats.
- Environment
A vulture’s hidden enemy
Vultures may be getting a deadly dose of medicine from the carcasses they feed upon.
