Acterra\'s Habitat Restoration PPT


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Acterra\'s Habitat Restoration PPT

  2. 2. What is Stewardship? <ul><li>Protecting the earth </li></ul><ul><li>Preserving land </li></ul><ul><li>Restoring habitat </li></ul>
  3. 3. <ul><li>Parks vs. Pavement, Rooftops, Lawns… </li></ul>Preserving Land Pearson-Arastradero Preserve, Palo Alto
  4. 4. Habitat Restoration <ul><li>Helping land heal from past uses: </li></ul><ul><ul><li>Grazing </li></ul></ul><ul><ul><li>Logging </li></ul></ul><ul><ul><li>Agriculture </li></ul></ul><ul><ul><li>Invasive species </li></ul></ul><ul><ul><li>Roads, buildings… </li></ul></ul>
  5. 5. How have people used this land ? Early California
  6. 6. How do people use the land? California Today
  7. 7. Problems and Solutions <ul><li>Too much concrete and asphalt </li></ul><ul><li>Erosion of soil </li></ul><ul><li>Too few native plants </li></ul><ul><li>Too many weeds (invasive plants) </li></ul><ul><li>Pollution </li></ul><ul><li>Little or no wildlife </li></ul><ul><li>Use less and remove concrete and asphalt </li></ul><ul><li>Plant bare slopes </li></ul><ul><li>Plant a variety of natives </li></ul><ul><li>Weed the invasives </li></ul><ul><li>Use cars less, don’t use pesticides… </li></ul><ul><li>If you solve other problems, wildlife will come </li></ul>Impacts Solutions
  8. 8. WHY? <ul><li>Ethical: For your grandkids! What would the world be like if there were no trees? </li></ul><ul><li>Ecological: For plants, bugs, bunnies and birds! For bobcats, coyotes and snakes! </li></ul><ul><li>Economic: For you and me—what does nature give us? </li></ul>
  9. 9. Nature gives us…
  10. 10. Biodiversity <ul><li>Different plants as habitat and food </li></ul><ul><li>Different animals to eat the plants and each other </li></ul><ul><li>If one species disappears, another can serve its purpose </li></ul>Definition: The number of different types of living things in a community Healthy communities have lots of diversity
  11. 11. Who Depends on Whom? Why?
  12. 12. Habitats and Communities <ul><li>What is a habitat? </li></ul><ul><ul><li>An animal’s home </li></ul></ul><ul><li>What is a community? </li></ul><ul><ul><li>Like human community, it is all the characters (in this case, plants and animals) that live in one area </li></ul></ul><ul><ul><ul><li>Example: a chaparral community </li></ul></ul></ul><ul><li>How is a community different from an ecosystem? </li></ul>
  13. 13. Grassland Miniature Lupine California Poppy-CA State flower Purple Needle Grass - CA State Grass Wet Meadow Rye Bush Mallow Western Tiger Swallowtail Black-shouldered Kite WHO ELSE??
  14. 14. Oak Woodlands Coast Live Oak Valley Oak Did you know that over 100 species use one oak tree? Western Bluebird Acorn Woodpecker Deer Mouse
  15. 15. Other Communities
  16. 16. Invasive Plants Destroy Diversity Why?
  17. 17. Invasive Plants: Non-native Grasses Italian rye Ripgut Brome Wild oat <ul><li>No native herbivore evolved to eat them </li></ul><ul><li>Out-compete native plants </li></ul><ul><li>Take up space, soil and water </li></ul><ul><li>Most not used by wildlife </li></ul>
  18. 18. Invasive Plants--thistles
  19. 19. Poison Hemlock (Conium maculatum) Poisonous to people and animals
  20. 20. Native Bunch Grasses Blue Wild Rye Purple Needle Grass - CA State Grass Wet Meadow Rye <ul><li>Forage for mammals </li></ul><ul><li>Seed for rodents and birds. </li></ul><ul><li>Perennial--stay green longer and reduce fire risk. </li></ul><ul><li>Space between them allow flowers and tree seeds to germinate </li></ul><ul><li>Provide cover for other saplings and seedlings. </li></ul>
  21. 21. Pearson-Arastradero Restoration Projects: Bressler-Arastradero Riparian Corridor Project
  22. 22. Acterra’s Restoration Efforts <ul><li>Hundreds of volunteers work thousands of hours each year by: </li></ul><ul><ul><li>Removing invasive plants </li></ul></ul><ul><ul><li>Planting and caring for native plants </li></ul></ul><ul><ul><li>Spreading mulch </li></ul></ul>
  23. 23. See you at the Preserve!
  24. 24. Contact us Acterra: Action for a Sustainable Earth 3921 East Bayshore Road Palo Alto, CA 94303 Sheri Lubin 650.962.9876 ext.347 [email_address] Miriam Sachs Mart í n 650-962-9876 ext. 315 [email_address] Claire Elliott 650.962.9876 ext.311