Category Archives: Natural Resources Management

Protecting Plants while Protecting the Planet: Approaches to Bolster Narrowly Endemic Plant Species

To address and reverse global effects caused by a rapidly changing climate, various industries have emerged that are leading efforts to reduce greenhouse gas emissions though alternative energy production. However, sometimes alternative energy projects which are focused on issues global in scale, run into issues protecting sensitive narrow endemic plant species at the local scale

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Protected Tree Species: Limiting Development Impacts from Permit Application through Long-Term Monitoring

Limiting impacts to protected tree species takes place at four distinct points in time throughout project development. A thorough tree inventory informs and ensures a comprehensive Protected Tree Report. During construction, monitoring is essential to avoid impacts to protected species. Finally, long-term monitoring and management facilitate long-term health of protected tree species. Following, Dudek Urban

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Custom Dudek Tool Enables Efficient Trail Alignment Assessment

In post-fire landscapes, unauthorized trail pioneering often occurs when barriers to passage, such as dense native vegetation, have been removed. Unplanned, spontaneous trail establishment is done without consideration of proper trail design, and these activities often happen out of the purview of land managers, in areas where patrolling is infrequent or absent due to limited

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Foothill Yellow-Legged Frog Listing Finalized: What that means for your California projects

Last month, the California Fish and Game Commission officially listed five of the six clades of the foothill yellow-legged frog as either Endangered or Threatened under the California Endangered Species Act (California ESA). This listing formalizes the protections the species has temporarily had as a Candidate for listing since July 2017. This listing significantly expands

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Hermes Copper Butterfly May Be Listed as a Threatened Species–What that Means for Your Projects

On January 8, 2020 the U.S. Fish and Wildlife Service (USFWS) officially published proposed rules for listing the Hermes copper butterfly (Lycaena [Hermelycaena] hermes), a species endemic to San Diego County and northern Baja California, Mexico, as threatened under the Endangered Species Act (ESA). The proposed rule also designates 35,211 acres of Critical Habitat in

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The Remarkable Restoration of the Bay Checkerspot Butterfly in Edgewood Preserve

On an afternoon in Redwood City, California in 2002, Dr. Stu Weiss documented the last Bay Checkerspot butterfly to fly in Edgewood Preserve. The butterfly was extinct from the area. Following its extinction, Dr. Weiss was determined to change the butterfly’s fate and understand what caused its massive collapse from an area where it used

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5 Steps to Urban Forest Management Plan Success

With shifting environmental conditions, cities are recognizing the important role trees play in creating a robust urban forest that is capable of reducing surface temperatures, improving air quality, conserving energy, and increasing quality of life, amongst many other benefits. A sustainable urban forest must contain healthy, well maintained trees with high species and age diversity.

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Start Fuel Modification in Spring to Protect Structures from Fire

Start Early As vegetation starts to dry out after heavy winter rains, spring is a critical time to perform fuel modification for fire protection planning ahead of the hot and dry summer. “Focus on reducing the amount of fuel available to a wildfire by removing dead and dying plants, highly flammable species, dense vegetation, and

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Revisions to 4 Key Wildlife and Wetlands Rules: What It Means for Your Projects

Several federal and state entities have enacted or proposed rule revisions in the past year, which may affect your projects. Read on to find out how. Enacted Rule Revisions Rule revisions to the Migratory Bird Treaty Act (MBTA) by the Department of the Interior (DOI) and to the Clean Water Rule by the U.S. Army

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Federal ESA Implementation Would Change under New Proposed Rules

On July 25, 2018, the U.S. Fish and Wildlife Service (USFWS) and National Marine Fisheries Service (NMFS) published three proposed rules in the Federal Register that would substantially revise regulations implementing portions of the federal Endangered Species Act (ESA). The three rules pertain to (1) the level of protection for Threatened species, (2) regulations for

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