All living things need carbon, oxygen, and nitrogen. From the tiniest bacteria to huge rainforests, find out how these elements are always being made, used, and recycled in the environment. Find answers to these questions and more: What happens to all the leaves in Fall? Can plants make their own food? How do animals get energy from the Sun?
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All living things need carbon, oxygen, and nitrogen. From the tiniest bacteria to huge rainforests, find out how these elements are always being made, used, and recycled in the environment. Find answers to these questions and more: What happens to all the leaves in Fall? Can plants make their own food? How do animals get energy from the Sun?
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Add this copy of Carbon-Oxygen and Nitrogen Cycles: Respiration, to cart. $20.56, good condition, Sold by ThriftBooks-Baltimore rated 4.0 out of 5 stars, ships from Halethorpe, MD, UNITED STATES, published 2005 by Heinemann Educational Books.
Add this copy of Carbon-Oxygen and Nitrogen Cycles: Respiration, to cart. $23.64, good condition, Sold by ThriftBooks-Baltimore rated 4.0 out of 5 stars, ships from Halethorpe, MD, UNITED STATES, published 2005 by Heinemann Educational Books.
Add this copy of Carbon-Oxygen and Nitrogen Cycles (Earth's Processes) to cart. $54.14, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2005 by Heinemann/Raintree.
Add this copy of Carbon-Oxygen and Nitrogen Cycles: Respiration, to cart. $73.68, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2005 by Heinemann/Raintree.
