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New map reveals fire risk across Los Angeles County

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Map of live fuel moisture in Los Angeles County

New CTrees map pinpoints where Los Angeles County wildfires are most likely to spread this week

As Santa Ana winds trigger red flag warnings, satellite-based Fuel Watch shows 93% of chaparral in Los Angeles County has dried into CAL FIRE’s high-risk range.

featured update

Aboveground biomass density and uncertainty data for 2000-2025 now available via Earthmover.

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Featured Articles

Speakers at CTrees and Earth Fire Alliance event at Doris Duke Foundation's Treehouse.

At Climate Week NYC, experts anticipate a living map for forest fire action

Earth Fire Alliance and CTrees workshop asks how remote sensing technologies can help manage severe wildfire risk in global forests.

Rough-cut timber logs on a roller belt at a lumber mill

CTrees awarded U.S. Endowment grant for forest intelligence linking ecosystem, industry, and market data

CTrees will develop a digital system, Forest Asset Intelligence: The Wood Triangle, that brings together information on forests, mills, and markets.

Aerial view of illegal deforestation in Mato Grosso, Brazil

Introducing CTrees’ data solution for jurisdictional REDD+

Building independent, transparent, and comparable datasets is key for scaling JREDD+.

Screenshot of the pilot dashboard showing data insights for a supply shed in coastal Oregon.

The Sustainable Forestry Initiative and CTrees partner on advanced analytics for forest supply sheds

The pilot dashboard combines multiple layers of ecological and economic data to inform forest management and resilience planning.

Aerial view of a recently burned area within Jamanxim National Forest in Pará, Brazil (photo credit: Marcio Sa / iStock).

Fire is reshaping the Amazon rainforest. Prevention must be the priority.

Leading scientists warn of fundamental shifts in the region's fire regime.

All Insights

New CTrees map pinpoints where Los Angeles County wildfires are most likely to spread this week

As Santa Ana winds trigger red flag warnings, satellite-based Fuel Watch shows 93% of chaparral in Los Angeles County has dried into CAL FIRE’s high-risk range.

A new way to map fire fuels, in 3D and at scale

In a recent technology challenge, CTrees scientists introduced a new approach to model 3D fuels.

At Climate Week NYC, experts anticipate a living map for forest fire action

Earth Fire Alliance and CTrees workshop asks how remote sensing technologies can help manage severe wildfire risk in global forests.

CTrees awarded U.S. Endowment grant for forest intelligence linking ecosystem, industry, and market data

CTrees will develop a digital system, Forest Asset Intelligence: The Wood Triangle, that brings together information on forests, mills, and markets.

Connect with CTrees at Climate Week NYC 2026

From September 20-27, CTrees will engage with partners at panel discussions, workshops, and expert-led roundtables across New York City.

8 technical challenges for jurisdictional REDD+ MRV

Accounting for regrowth and attributing deforestation and degradation are among the technical challenges for JREDD+ analysis.

Introducing CTrees’ data solution for jurisdictional REDD+

Building independent, transparent, and comparable datasets is key for scaling JREDD+.

It’s time to modernize the US forest inventory

CTrees’ U.S. director Chris Woodall joins experts calling for a third Blue Ribbon Panel on U.S. Forest Inventory and Analysis program.

The Sustainable Forestry Initiative and CTrees partner on advanced analytics for forest supply sheds

The pilot dashboard combines multiple layers of ecological and economic data to inform forest management and resilience planning.

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