Fire

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A dense stand of spiny yellow starthistle plants with light green, spindly foliage and bright yellow flowers.
Pests in the Urban Landscape: Article

Invasive Species: Nature’s Troublemakers

March 11, 2026
By Lindsey Hack
California is famous for its scenic wilderness and biological diversity. Unfortunately, our state’s unique ecosystems are in danger, and invasive species are among the biggest threats to our environment. Invasive species can cause all kinds of environmental damage, such as harming wildlife, disrupting our…
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Thriving Forward: Article

What Is Mental Health First Aid?

February 25, 2026
By Matthew R Rodriguez
Introduction Supporting the mental and emotional wellbeing of youth is a priority of the 4-H positive youth development program. In fact, each of the four Hs (Head, Heart, Hands, and Health) relate to mental wellbeing. Our head is the place where we think, have emotions, and make decisions. Our heart is…
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dry brush in front opens to landscape of hills covered by trees and rangelands. A lake is in the valley in the distance
UCCE Central Sierra: Article

Central Sierra: UCCE Researchers Bring Virtual Fence Technology to Local BLM Lands

February 25, 2026
By Scott R Oneto, Brian J Allen
Emerging Precision Agriculture Tool Improves Grazing Systems  For the past four years, UC researchers have been examining the usefulness of virtual fence (VF) technology on a multitude of landscapes across the Sierra Nevada. Virtual fencing is an emerging precision agriculture tool capable of improving…
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Ground-level view of a grape harvest scene with scissors and bags of harvested grapes
Food Blog: Article

Can a simple spray protect grapes from wildfire smoke?

February 23, 2026
By Emily C. Dooley
Smoke from wildfires can alter grapes and affect the taste and sensory experience of wine. Researchers are applying a calcium spray to grapes to see if the treatment can protect the fruit from smoke exposure.
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Nutrition Policy Institute News: Article

NPI study on universal school meals highlighted as featured paper in Nutrients journal hot topics on nutritional inequality and public policy research

February 17, 2026
Universal school meal programs in all U.S. states were funded by the federal government during school years 2020-2022 to abate heightened rates of food insecurity during the COVID-19 pandemic. California was the first state in the nation to continue funding universal school meals, and Nutrition Policy…
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green laminaria seedlings with small round leaves
UC Master Gardeners of San Mateo & San Francisco Counties: Article

Time to Start Vegetable Seeds

February 10, 2026
By Cathrin Callas
 Starting vegetable seeds indoors can reduce the cost of transplants and allow you to grow varieties that may be difficult to find in nurseries. To get started, you will need a soilless mix; growing containers; and the proper moisture, light (like a south-facing window) and temperatures between 65-75°F…
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