Progress in eradicating polio

The World Health Organization (WHO) began the Global Polio Eradication Initiative (GPEI) in 1988 with the goal of eradicating polio. The main tool used to eliminate polio was the oral polio vaccine. Use this dataset to explore what has happened in different locations around the world since the GPEI efforts began.

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Elodea Photosynthesis Lab

Green plants use light energy to produce their own food with photosynthesis You may have already learned that plants require water and carbon dioxide and light for photosynthesis and produce oxygen and glucose sugar in the process. If one of those three inputs (water, carbon dioxide, or light) is in short supply, then photosynthesis will slow down or even stop. How does light intensity affect the rate of photosynthesis?

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