Drought leaves Iowa trees vulnerable despite rains
Iowa trees remain at risk after years of drought with elm bark beetles and Dutch elm disease spreading in stressed trees. Trees Forever urges fall planting and intensive care, including watering, mulching, and trunk wrapping, to protect and recover urban and rural trees.
MENTIONED IN THIS ARTICLE
William Farris
Farris
Fall colors explained by chemistry in Iowa trees
Iowa fall color comes from chlorophyll breakdown in September and October. Carotene and xanthophyll reveal orange and yellow hues while anthocyanin adds blue red and purple tones. Premature color may signal tree stress or disease per horticulturists.
MENTIONED IN THIS ARTICLE
Iowa
Jeff Iles
Iowa State University Extension Service
Tree planting help and forestry contacts in Iowa
Questions about tree care can be directed to the Iowa DNR Forestry Division at the Wallace State Office Building Des Moines. District foresters provide local support, with addresses in Elkader Marshalltown Anamosa Wapello Fairfield and more. Additional resources include ISU Extension Service Iowa Nurserymen's Association and Trees Forever with respective phone numbers.
MENTIONED IN THIS ARTICLE
Forestry Division
Department of Natural Resources
Wallace State
Des Moines
DNR
Foresters
Box
Elkader
Marshalltown
Anamosa
North Second
Wapello
Fairfield
ISU Cooperative Extension Service
Ames
Iowa
Iowa Nurserymen’s Association
Trees Forever
Marion
Seed collection drive coordinates and rules
Reisinger outlines seed collection at Palisades Kepler Wapsipinicon and Lake Macbride state parks with phone contacts. Oak seeds are full, others still needed though advance drop off and volume measurement are required. Avoid plastic bags and direct sun.
MENTIONED IN THIS ARTICLE
Reisinger
Palisades-Kepler State Park
Mike Brewer
Wapsipinicon State Park
Lake Macbride
Fall planting tips for trees and mulch guidelines
Do not plant trees too deep and replant at the original depth. Dig planting holes one foot wider than the root mass and wider in heavy soils. Keep trees far from houses and power lines. Mulch to the drip line at 2 to 4 inches deep. Wrap trunks from ground to first branch for winter protection.
Do dental fillings and doctors in cancer talk
A reader questions mercury in dental fillings and doctor motives. The columnist cites experts from the American Cancer Society and dental associations saying mercury is not a carcinogen and dental amalgams are not a health hazard. Prostate cancer is linked to aging, nutrition remains unproven, and most doctors aim to help despite earning potential.
MENTIONED IN THIS ARTICLE
American Cancer Society
ACS
Iowa Dental Association
American Dental Association
John Reinhardt
Operative Dentistry
University of Iowa
Reinhardt
National Institutes of Health
Consumer Reports
Heart, Cancer and Public Health
The
Cancer Society
Free anonymous AIDS testing at University of Iowa Family Practice
Free anonymous testing for HIV is available through the University of Iowa College of Medicine Family Practice, with confidential testing as an option. Pre and post test counseling, referrals, and support services are provided, and appointments can be made via the Family Stress Clinic. Other Johnson County sites include the Free Medical Clinic and the Emma Goldman Clinic.
MENTIONED IN THIS ARTICLE
Iowa City
Department of
Family Practice
University of Iowa College of Medicine
Ralph Knudson
U of I
Knudson
Family Stress Clinic
Johnson County
Free Medical Clinic
Emma Goldman Clinic
Braiker
Iowa
Uncertain Future for San Francisco Bay Threatened by Pollution
Smithsonian magazine highlights the San Francisco Bay crisis with overfishing, sewage discharges, and industrial wastes shrinking wetlands by 94 percent and the bay by a third. About seven million residents live nearby with 200 industries discharging wastes. millions of liters of runoff and metals contaminate the waters. Oil tankers traverse the Golden Gate daily, posing spill risks with three major incidents since 1971.
MENTIONED IN THIS ARTICLE
Richard Wolkomi
Golden Gate
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