1. Ecosystem Change 2. How have ecosystems changed? Freshwater ecosystem:– Modified by the creation of dams and the withdrawal of water for human use, whichhave changed…

Slide 1 29.Ocean Food Webs EQ: What are the different aquatic ecosystems? Why are they so important to life on Earth? LT:I can identify the organisms within various trophic…

Estuaries Physical Features of Estuaries 1 Basic Information Estuaries vary in origin, size and type Also called: lagoons, bays and sloughs Defined by being an area where…

The North American River Otter By: Alex Fields The Phylogeny of River Otters Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata Class: Mammalia Order: Carnivora Suborder:…

PowerPoint Presentation The day-to-day condition of Earthâs atmosphere. The climate in a small area that differs from the climate around it. The ability to reproduce and…

Slide 1 29.Ocean Food Webs EQ: What are the different aquatic ecosystems? Why are they so important to life on Earth? LT:I can identify the organisms within various trophic…

Welcome! Warm Up 3/27/12 37.Water Quality Testing EQ: How can we determine the safety and drinkability of our water supplies? LT: I can describe the indicators of water quality…