Re: Trees & surface storage of water

From: Donald Z Osborn (osborndo@pilot.msu.edu)
Date: Sun Jan 30 2000 - 08:32:55 CST

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    Message-ID:  <200001301432.JAA32518@pilot009.cl.msu.edu>
Date:         Sun, 30 Jan 2000 09:32:55 -0500
From: Donald Z Osborn <mailto:osborndo@pilot.msu.edu>
Subject:      Re: Trees & surface storage of water
To: mailto:DEVEL-L@LISTSERV.AMERICAN.EDU

    <pre> Thanks for the info. Can you tell me where to get more details?

    I'm particularly interested in any info anyone has on research on measuring the effects of windbreaks & shade trees on evaporation rates. TIA! DZO

    > Yes, the US Department of Agriculture had its LA 2000 program, where they did
    > just this.
    >
    >
    >
    > Donald Z Osborn <mailto:osborndo@PILOT.MSU.EDU> on 01/28/2000 12:19:05 PM
    >
    > Please respond to Donald Z Osborn <mailto:osborndo@PILOT.MSU.EDU>
    >
    > To: mailto:DEVEL-L@LISTSERV.AMERICAN.EDU
    > cc: (bcc: Michael O. Patterson/HSNG/HAR/HUD)
    > Subject: Trees & surface storage of water
    >
    >
    >
    > Surface storage of collected / harvested rainwater in arid climates is
    > obviously less expensive than storage in tanks or cisterns, and offers easier
    > access to water than drawing / pumping from wells. However, water loss due to

    > evaporation is likely to be high. Has any work been done on use of trees for
    > windbreaks and shade in order to reduce direct sun, air temperatures, and wind

    > velocity and thus decrease losses from evaporation?
    >
    > Presumably since trees in proximity to a retention pond might effectively pump

    > a significant amount of water out of it (and probably no amount of
    > micro-climate effect could reduce evaporation enough to overcome the amount
    > taken up & transpired by the plants) one would also have to be talking about
    > lining the pond somehow to limit infiltration and the pumping effect.
    >
    > Thanks in advance!
    >
    > Donald Zhang Osborn, Ph.D. mailto:osborndo@pilot.msu.edu
    > consultant mailto:@ NRMP-Assistant-Mali@icrisatml.org
    > ANRM, IK, & ICT in the vernacular mailto:bisharat@go.com
    >
    >

    </pre>

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