Many ecosystems are in danger. When animals start dying in a certain ecosystem, the food chain is altered and more animals die. Things like pollution can also cause problems. To understand why a certain part of an ecosystem's population is dying, you have to collect data. When you collect data, you can make predictions and turn your predictions into solutions.
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Many ecosystems are in danger. When animals start dying in a certain ecosystem, the food chain is altered and more animals die. Things like pollution can also cause problems. To understand why a certain part of an ecosystem's population is dying, you have to collect data. When you collect data, you can make predictions and turn your predictions into solutions.
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Add this copy of Eco-Predictions to cart. $6.23, very good condition, Sold by ThriftBooks-Baltimore rated 5.0 out of 5 stars, ships from Halethorpe, MD, UNITED STATES, published 2008 by Teacher Created Materials.
Add this copy of Eco-Predictions: Level 4 (Mathematics Readers) to cart. $8.64, very good condition, Sold by BooksRun rated 4.0 out of 5 stars, ships from Philadelphia, PA, UNITED STATES, published 2008 by Teacher Created Materials.
Add this copy of Eco-Predictions: Level 4 (Mathematics Readers) to cart. $29.68, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2008 by Teacher Created Materials.
Add this copy of Eco-Predictions: Level 4 (Mathematics Readers) to cart. $58.84, new condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2008 by Teacher Created Materials.
