bibliografia
On the shores of Gitche Gumee. Westward by the big-sea-water… Song of Hiawatha by Longfellow.
Science 20 Unit D: Changes in Living Systems. The Biosphere of Life.
Freshwater ecosystem
Lake Superior
Mercury Processes
Anthropogenic Emissions Wet Deposition Dry Deposition Evasion Watershed Mercury Processes Natural Emissions Percolation Shallow Ground Water Settling Resuspension.
What is ecology? Study of interactions between organisms and their environment. The environment includes both biotic and abiotic factors. Biotic.
Earth’s Biomes. Abiotic and biotic factors influence the structure and dynamics of aquatic biomes Varying combinations of both biotic and abiotic.
Water pollution is any change in water quality that can harm living organisms or make the water unfit for human uses Water pollution can come from a single.
Slide 1 of 21 Levels of Organization Copyright Pearson Prentice Hall Ecosystem Community Population Individual Biome Biosphere.
Unit D: Changes in Living Systems Science 20: Chapter 1 The Biosphere of Life.
