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ciarrap552
02.12.2020 •
Biology
Why is freshwater important, why is it at risk, and what actions can we take to protect it? Please try to write 3-4 paragraphs. Thank you.
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Ответ:
Freshwater is essential for our planet. ... Freshwater environments include rivers, lakes, wetlands, streams and underground aquifers. They store and clean the water that's crucial for people and wildlife. Healthy freshwater environments supply water for drinking, growing crops, manufacturing, energy and transport. Rivers, wetlands, lakes, and the life that relies on them, are at risk around the world because of a variety of stresses, including overuse of water, pollution, introduction of exotic species, and overfishing, according to the new study, published today in the journal Nature.
Properly dispose of hazardous products
Put up signs
Use and dispose of harmful materials properly
Volunteer in your community
Join in a beach, stream or wetland cleanup
Prepare a presentation about your watershed for a school or civic organization
Organize a storm drain stenciling project.
Explanation:
Ответ:
Igneous rocks are made of B. materials that crystallized from magma or not lava, not from once living things
Explanation: Igneous rocks are formed from the solidification of magma, which is a hot (600 to 1,300 °C, or 1,100 to 2,400 °F) molten or partially molten rock material. Earth is composed predominantly of a large mass of igneous rock with a very thin veneer of weathered material—namely, sedimentary rock.