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Helping Your Trees Survive the Drought

99.8 percent of California is suffering from some state of drought, and it is taking a toll on our trees. Indeed, without concerted efforts, our state stands to lose much of its natural and urban forests. Unfortunately, the best thing for our trees – copious amounts of water – is not available.

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International Perspectives on the Drought

As the drought becomes more and more severe, and citizens and policy makers try to figure out mitigation strategies, it is helpful to examine the approaches that have helped other regions survive these parched periods. While it may not be advantageous to mimic their strategies in all respects, it is valuable to learn what has and has not worked in other places.

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Low Impact Development at the Landowner Level

Urban runoff is the largest cause of ocean pollution in southern California. Our many roads and sidewalks whisk the polluted water from our highways and byways right into the ocean, via a network of storm water drains. These pollutants include not only the oils, phosphates and plastics littering local streets, but also the pesticides, herbicides…

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The Asian Citrus Psyllid: An Exotic Pest Threatens California’s Citrus Industry

Invasive pests and fungi are some of the deadliest threats to many trees. Because the trees under attack have not evolved mechanisms to combat the alien attackers, significant losses can occur very quickly. Unfortunately, California’s citrus trees are currently under threat from just such a pest, known as the Asian citrus psyllid (Diaphorina citri). First…

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