Resources
The following are presentations and supporting documents from guest speakers at Tree Group meetings.
May 27,2010
Lori Hennings - Senior Natural Resource Scientist at Metro
Wildlife connectivity in an urban region (15MB powerpoint)
Wildlife corridors and permeability-A literature review (1MB Adobe pdf)
Jim Labbe - Urban Conservationist with Portland Audubon Society
Regional Urban Forestry Assessment (2MB powerpoint)
April 22, 2010 - EARTH DAY!
Brian Wegener of Tualatin Riverkeepers
"Can we use Trees in Parking Lots for Stormwater Runoff Reduction?"Sheila Greenlaw-Fink executive director of Community Partners for Affordable Housing
Thinking Outside the Building: Building Sustainable Communities through Low Impact Development- Case Study for Joint CPO Tree Code Group - Earth Day, 2010 (43MB powerpoint)
Local:
Washington County Map with UGB and Cities
The scope of our proposals is the unincorporated area (not cities) within the Urban Growth Boundary (UGB). So on this map, it's all the wite area within the brown UGB lines.
Western Washington and Oregon Community Tree Guide: Benefits, Costs and Strategic Planting
A Place Called Home For Man and Nature - A Postitive Development of Forest Land in Washington County (.doc - 7.9MB)
Dave Stein's proposal for a Washington County tree ordinance back in April 1991.Clackamas County Urban Green
UG is a citizen group seeking a tree ordinance for Clackamas County.Forest Facts Urban Growth Boundaries - OR Department of Forestry
How do the Oregon state laws on forestry (Forest Practices Act) apply within the Urban Growth Boundaries (UGB)Friends of Trees
A local non-profit that helps educate and involve the public on urban trees, and organizes street tree planting events within the Portland Metro Area.Tree Protection on Construction and Development Sites
A best management practices guidebook for the Pacific Northwest.
News:
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Inching toward tree protection in Clackamas County September 22, 2009 Andy Parker, The Oregonian
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Another step toward saving urban trees August 06, 2009 Andy Parker, The Oregonian
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Portland-area communities look to thicken tree canopy August 19, 2008 Shelby Wood, The Oregonian,
National:
Planning For Healthy Trees
This report describes an effort by the American Planning Association and nine experts from recognized forestry groups to help it delineate principles to guide planning for urban and community forestry. General principal #1 was "Put trees at the beginning of the planning process. The American Planning Association-led session came up with six principles the group felt planners should follow. Principal #1 was "Incorporate tree ordinances in the development codeHere is the full report by the APA Planning the Urban Forest including a free online audio program.
Smart Growth Through Urban Forestry (Powerpoint) - James C Schwab. Senior Research Associate - American Planning Association.
Living Landmarks - A Comparison of 12 Tree Preservation Ordinances and Suggestions for San Francisco's Urban Forestry Ordinance (.doc - .56kb)
Author: Jennifer MarAlliance for Community Trees Third Thursday Webcast Series
Recorded presentations:
Sacramento:
Tree Preservation Ordinance Go to Title 19 in the left frame, and then Chapter 19.12. The General Plan Conservation Element:
The link is to all of the elements of the General Plan, and the tree information begins on page 91 of the PDF that opens when you click on the Conservation Element link. In addition, the County is in the process of updating its General Plan, and we are working on the EIR for it now. The Draft General Plan Update is available online at http://www.planning.saccounty.net/gpupdate/gpu-index.html. Again, take a look at the Conservation Element, where the tree information starts on page 81 of the PDF. Keep in mind, though, that this is a draft, and is subject to change depending on how the public hearings go and what comes out of the environmental review.CNN: Global warming threatens forests, study says
Author: Azadeh Ansari
Forests in the Pacific Northwest are dying twice as fast as they were 17 years ago Scientists blame warming temperatures for the trend, according to a new study Data was gathered over a 50-year period at sites in the Western U.S. and Canada Scientists: study confirms the harmful effects of rising temperatures on ecosystems