California Forests

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Adult coyote walking through grass area with prey in its mouth.
Pests in the Urban Landscape: Article

Rodenticides: Further Restrictions in 2025

July 14, 2025
By Lauren Fordyce
Toxic baits, or rodenticides, used to control rodents around the home and garden can harm nontarget animals, such as pets, birds, coyotes, and other wildlife. To reduce these negative impacts, California has passed several laws to limit what rodenticides can be used, how, and by who. Here’s what you need to…
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Stacks of firewood for sale below a canopy with a sign that says "firewood."
Pests in the Urban Landscape: Article

Destructive Pests Hide in Firewood

June 9, 2025
By Lindsey Hack
While bringing firewood from home for your weekend camping trip may seem harmless, many invasive pests can hide in firewood and cause serious harm to California’s forests and urban landscapes. You can help limit the spread of these unwanted hitchhikers by collecting or buying firewood close to where you plan…
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Wildlife

Learn how to manage animal pests and how to attract wildlife (birds, pollinators, and more).
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Urban Trees and Their Role/Benefits in Stormwater Management
Water Supply Security (WSS): Article

Urban Trees and Their Role in Stormwater Management

May 28, 2025
By Esther N Lofton, Erik C Porse
Urban tree canopies (UTCs), i.e, the layers of leaves, branches, and stems that cover the ground in cities, are essential tools in managing stormwater, particularly in dense urban areas like those across Southern California. In landscapes dominated by impermeable surfaces such as pavements and rooftops,…
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An adult emerald ash borer beetle on a leaf damaged by its feeding.
Pests in the Urban Landscape: Article

Emerald Ash Borer Awareness Week 2025

May 15, 2025
By Lindsey Hack
Tiny but destructive, the emerald ash borer (EAB) is an invasive beetle that has killed millions of ash trees across North America. In some cases, infested regions have lost nearly 100% of their ash trees to this pest. Though EAB has not yet been found in California, it was detected on the West Coast for the…
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Brown mouse with a white underside.
Pests in the Urban Landscape: Article

Hantavirus: What to Know

April 21, 2025
By Niamh M Quinn, Roger A Baldwin
Hantavirus has been in the news a lot lately. Betsy Arakawa, wife of the late actor Gene Hackman, recently passed away in New Mexico due to the disease and California has already seen 3 hantavirus-related deaths this year. In this article we share information to help you understand hantavirus and what you…
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Los beneficios de la gestión de aguas pluviales en el Sur de California
Water Supply Security (WSS): Article

La Gestión de Aguas Pluviales en el Sur de California

April 10, 2025
By Esther N Lofton, Erik C Porse
 La gestión de aguas pluviales se refiere al control sistemático de la cantidad y calidad del agua de escorrentía generada por superficies impermeables, áreas urbanas y paisajes durante y después de eventos de precipitación. Incluye una variedad de prácticas y estrategias destinadas a capturar, tratar y…
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Sample benefits of stormwater management
Water Supply Security (WSS): Article

Stormwater Management in Southern California

March 31, 2025
By Esther N Lofton, Erik C Porse
Stormwater management is the strategic practice of controlling and utilizing stormwater runoff from precipitation events as a valuable water supply source. Its main goals are to protect our environment and create healthier, sustainable communities. Exhibiting many different methods and tools for rainwater…
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