Page 83 - Martin Marietta - 2024 Sustainability Report

ENVIRONMENTAL STEWARDSHIP

Biodiversity and Land Use

We own or lease significant land holdings on which we relocation program with the Three Rivers Park District and
operate our businesses. We are committed to minimizing Xcel Energy in 2007. This led to the installation and
operational impacts on local ecosystems’ biodiversity. maintenance of dedicated poles for osprey nesting habitat
In addition to complying with applicable laws and located at the site, which is near the St. Croix River.
regulations, we integrate various protection measures
Likewise, at our St. Cloud, Minnesota Quarry, potential
into the way we operate, as described below. Further,
Prebble Jumping Mouse
habitat for the endangered Blanding’s turtle has been
our environmental management practices consider
identified. Accordingly, as expansion and other activities
the relevant ecosystem throughout the lifecycle of an
occur at the site, the Company will conduct observation
operation, including reclamation.
for these turtles. Contractors and employees are provided
Habitat and Species Protection the Minnesota Department of Natural Resources Blanding’s
Turtle Flyer to assist them in identifying this species. If
Throughout the duration of our operations at a particular turtles are encountered, the first list of recommendations
location, we take a variety of steps to mitigate impacts in the MNDNR Blanding’s turtle fact sheet are followed. In
on habitats and species and to restore disturbed addition, erosion control materials used at this site must
ecosystems. Our environmental staff works in concert remain free of products with plastic mesh netting or other
with our mine planners and operations teams to ensure plastic components.
sensitive areas and species are not impacted. We
follow the U.S. Fish and Wildlife Service guidelines and Additionally, many of our quarries benefit biodiversity by
creating and maintaining valuable habitats for many
regulations for operations near endangered or threatened
species of wildlife, including threatened or endangered
species, and we obtain required permits and conduct
species. This occurs both in the ordinary course of
necessary mitigation in connection with our activities in
maintaining large rural sites and through set-asides and
or near waters of the United States.
conservation easements we have granted. In addition, in
An excellent example of this practice can be found at our many of our sand and gravel operations, we create
Stillwater / West Lakeland, Minnesota operations which have wetland features that improve water quality long term and
been engaged in the protection of osprey nesting sites for water-storage basins that help to supply local water needs.
many years. The facility first participated in an osprey nest

Osprey, St. Cloud, MN Blanding’s Turtle

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