PPT-Freshwater Ecosystem

Unit One What is a freshwater ecosystem Only 3 of the worlds water is fresh Freshwater is either frozen in glaciers and pack ice or is buried in aquifers The remainder of the water is found in lakes ponds streams and rivers. NADYA T. VINOGRADOVA. 1. RUI M. PONTE. 1. MARTHA W. BUCKLEY. 2. 1. Atmospheric . and Environmental Research (AER. ), USA. 2. George Mason University (GMU), USA . Aquarius/SAC-D Science Team Meeting, Seattle, WA. BIODIVERSITY UNDER THREAT. Learning Intentions:. To understand the factors that affect processes in an ecosystem. Examine . the processes in ecosystems and the factors that affect these. We have looked at threats which are occurring on a global scale BUT what threats can you think of that are occurring on a local level?. By: Abigail Tracy. Freshwater Biomes. By: Abigail Tracy. What is it ?. A freshwater biome is any body of water that is made of freshwater, such as ponds, lakes, streams, and rivers. Most freshwater biomes consist of moving water and contain many types of fish.. Biotic and Abiotic Factors. Biotic factors. Biological influences on organisms within an ecosystem. Ex other species competing for food . Abiotic Factors. Physical or non living factors that effect the ecosystem. Simon Langan. Multiple- Use water Services (MUS). MUS . is a participatory approach that takes the multiple . domestic and . productive needs of water users who take water from multiple sources as the starting . Endemism . and . Vulnerability . in California: the Freshwater Conservation Blueprint. Joseph Furnish (US Forest Service). Jeanette Howard, Kirk . Klausmeyer. (The Nature Conservancy). Kurt Fesenmyer (Trout Unlimited. ©Eric . Baran. ES underpin rural livelihoods . Provisioning—fish, other aquatic organisms. Provisioning — water for irrigation, domestic, transport. Regulating—filtration. Supporting—nutrient cycling,. Ecological Performance Standards. To guide and Inform for building within ecosystem boundaries . A road map for site specific, ecologically sound building . Not a rating system. Based on performance. Saltwater . Makes up 97% of the Earth’s supply of water.. Comes from the ocean.. Undrinkable.. Makes up 3% of the Earth’s supply of water.. Some of it is frozen while some is in the ground (groundwater) and the rest is in rivers and lakes.. Freshwater snails are crucial in assessing the ecological status of water bodies beside their economic public and veterinary health importance Hence ecological studies pertaining to their abundance di Objective. To explore the fate of the BG freshwater after it is released and to quantify its downstream impact on the subpolar North Atlantic salinity.. Findings. BG freshwater exited the Arctic mostly through the Canadian Arctic Archipelago, rather than . Question 1.. Which of the following is not a freshwater source? . Ditch. Ocean . Canal . Lake . Question 2. .. Roughly how much of the Earth’s surface is covered by freshwater?. Half . Two thirds . A. FRESHWATER ON EARTH. 70% of Earth is covered in water.. 3% of Earth’s water is freshwater (97% saltwater). FRESHWATER CONTAINS LESS THAN 1% SALT. 68.7% of FRESHWATER is frozen in glaciers and icecaps. BY. . A.Swedha. Assistant Professor. Department of Microbiology. Jamal Mohamed College(Autonomous). . Trichy. Ecosystem. What Is An Ecosystem? . An ecosystem forms the basic building block of an environment. .