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      • Sustainable Agriculture Research and Education Program
      • UC Organic Agriculture Institute
      • UC ANR Small Farms Network
      • Research and Information Centers (RICs)
    • Environment
      • California Institute for Water Resources
      • UC Environmental Stewards
      • Informatics and Geographic Information Systems
      • UC ANR Fire Network
    • Health & Nutrition
      • Community Nutrition and Health
      • CalFresh Healthy Living, UC
      • Expanded Food and Nutrition Education Program
      • Nutrition Policy Institute
      • UC Master Food Preserver Program
    • Youth & Community
      • 4-H Youth Development Program
      • UC Master Gardener Program
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Aerial view of a forest with nearly half of the trees brown

Climate, diseases driving death of several tree species in multiple California regions

UC ANR research shows fungi are increasingly causing trees to decline and die. Scientists found 10 woody plant species in six regions had succumbed to infections.

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Featured Stories

Ngodoo Atume talks about her poster on SGMA and small farmers
September 12, 2025

UC ANR team helps small farmers understand historic, decade-old groun…

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Map shows water quality by system. Monitoring & reporting violations in the past 10 years
September 11, 2025

Who manages your water in Southern California, and why it matters

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Almond with hull split laying on orchard floor among leaves
September 10, 2025

UC, Almond Board to work together on new technology, new opportunitie…

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Pest Management & Plant Health
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Upcoming Events

A coyote walking on a paved path.
Event Date
September 18, 2025

Webinar: When Wildlife Become Pests

Wildlife such as coyotes, birds, rodents, raccoons, skunks, and opossums can become pests in urban areas. In this webinar you will learn how to identify, prevent, and manage common negative human…
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succulent MCP 2025
Event Date
September 20, 2025

MCP Succulent, Garlic, and Fall Vegetable Open House & Sale - San Jose

We're expanding our regular third-Saturday succulent sales event this month to include fall vegetable seedlings and garlic sales. We have lots of new succulents to share with you this month. And…
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native garden for beginners
Event Date
September 20, 2025

STDG Beauty and Biodiversity: The Benefits of Native Plants - Sunnyva…

Join Santa Clara County Master Gardeners at the Sunnyvale Teaching & Demo garden for a talk on California Native plant gardening. Learn how to bring color and interest to your garden year-round…
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Event Date
September 20, 2025

Seed Saving

Discover how to harvest and save seeds from your homegrown vegetables and flowers. Find out which kinds of seeds can be saved to plant next year. Includes a hands-on activity of harvesting seeds…
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