San Francisco Estuary Institute. San Francisco Estuary Institute. CRAM is a cost-effective and scientifically defensible rapid assessment method for monitoring the conditions of wetlands throughout California. It ... San Francisco Estuary Institute.
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USDA Forest Service. USDA Forest Service. CALVEG is a USDA Forest Service product providing a comprehensive spatial dataset of existing vegetation cover over California. The data were creat... USDA Forest Service.