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The Human Impact of America's Trash on EcoSystems
Resource
  • Multiple Subjects
  • Middle School
NGSS
As human populations and per-capita consumption of natural resources increase, so do the negative impacts on Earth unless the activities and...
Changing Climate, Changing Cities: A Virtual Field Trip from Phoenix to Shenzhen
Resource
  • Science
  • 3-5, MS
Remember when climate change was some distant threat that we had years or decades to prepare for? Well, not any longer. It’s here now. And it’s just...