Acterra\'s Habitat Restoration PPT
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Acterra\'s Habitat Restoration PPT Presentation Transcript

  • 1. ACTERRA’S STEWARDSHIP PROGRAM
  • 2. What is Stewardship?
    • Protecting the earth
    • Preserving land
    • Restoring habitat
  • 3.
    • Parks vs. Pavement, Rooftops, Lawns…
    Preserving Land Pearson-Arastradero Preserve, Palo Alto
  • 4. Habitat Restoration
    • Helping land heal from past uses:
      • Grazing
      • Logging
      • Agriculture
      • Invasive species
      • Roads, buildings…
  • 5. How have people used this land ? Early California
  • 6. How do people use the land? California Today
  • 7. Problems and Solutions
    • Too much concrete and asphalt
    • Erosion of soil
    • Too few native plants
    • Too many weeds (invasive plants)
    • Pollution
    • Little or no wildlife
    • Use less and remove concrete and asphalt
    • Plant bare slopes
    • Plant a variety of natives
    • Weed the invasives
    • Use cars less, don’t use pesticides…
    • If you solve other problems, wildlife will come
    Impacts Solutions
  • 8. WHY?
    • Ethical: For your grandkids! What would the world be like if there were no trees?
    • Ecological: For plants, bugs, bunnies and birds! For bobcats, coyotes and snakes!
    • Economic: For you and me—what does nature give us?
  • 9. Nature gives us…
  • 10. Biodiversity
    • Different plants as habitat and food
    • Different animals to eat the plants and each other
    • If one species disappears, another can serve its purpose
    Definition: The number of different types of living things in a community Healthy communities have lots of diversity
  • 11. Who Depends on Whom? Why?
  • 12. Habitats and Communities
    • What is a habitat?
      • An animal’s home
    • What is a community?
      • Like human community, it is all the characters (in this case, plants and animals) that live in one area
        • Example: a chaparral community
    • How is a community different from an ecosystem?
  • 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. 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. Other Communities
  • 16. Invasive Plants Destroy Diversity Why?
  • 17. Invasive Plants: Non-native Grasses Italian rye Ripgut Brome Wild oat
    • No native herbivore evolved to eat them
    • Out-compete native plants
    • Take up space, soil and water
    • Most not used by wildlife
  • 18. Invasive Plants--thistles
  • 19. Poison Hemlock (Conium maculatum) Poisonous to people and animals
  • 20. Native Bunch Grasses Blue Wild Rye Purple Needle Grass - CA State Grass Wet Meadow Rye
    • Forage for mammals
    • Seed for rodents and birds.
    • Perennial--stay green longer and reduce fire risk.
    • Space between them allow flowers and tree seeds to germinate
    • Provide cover for other saplings and seedlings.
  • 21. Pearson-Arastradero Restoration Projects: Bressler-Arastradero Riparian Corridor Project
  • 22. Acterra’s Restoration Efforts
    • Hundreds of volunteers work thousands of hours each year by:
      • Removing invasive plants
      • Planting and caring for native plants
      • Spreading mulch
  • 23. See you at the Preserve!
  • 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 ClaireE@acterra.org www.arastradero.org www.acterra.org