Page 30 - 2019 Sustainability Report

ENHANCED DISCLOSURE

AND 2030 GHG REDUCTION GOALS

Last year, Martin Marietta issued enhanced climate-
related disclosures, including information about the
physical and transition risks and opportunities relating
to climate change, in our annual report to the SEC. We
Notwithstanding our operational focus on aggregates, believe this enhanced disclosure helps to facilitate more
we have made considerable strides in reducing the informed business and investment decision-making,
intensity of our GHG emissions from our cement and including by comparison with our peers in our industry,
magnesia specialties plants, as described previously. and is consistent with the objectives of the Task Force on
Climate-related Financial Disclosures Recommendations
In connection with our continuing commitment to and Sustainability Accounting Standards Board (SASB)
sustainability, including concerns relating to climate guidelines for the construction materials sector. All our
change, we commit to a total of: public reports are available on Martin Marietta’s website.

Our long-term reduction targets were selected based on
a number of factors, including the significant investment
REDUCTION IN THE INTENSITY we have made in our plants in the past two decades;
15% OF OUR SCOPE 1 CO e PROCESS the use of improved technologies in our plant processes
2
EMISSIONS FROM OUR CEMENT
that has resulted in a reduction in GHG emissions;
OPERATIONS AS COMPARED TO
1
2010 LEVELS BY 2030 the current limited ability in the United States to use
alternative fuels to operate our plants, both from a
regulatory and a customer perspective; the stringent
requirements included in all of our air permits for
our cement and magnesia specialties plants; and the
absence of high-emissions sources, such as wet or older
REDUCTION IN THE INTENSITY
10% OF OUR SCOPE 1 CO e PROCESS cement plants, that could be shut down or removed. We
2
chose 2010 as our base year because that was the first
EMISSIONS FROM OUR MAGNESIA
SPECIALTIES BUSINESS AS
reporting, emissions to the USEPA resulting in reliable
COMPARED TO 2010 BY 2030 year that most sources were required to, and started
1
and comparable data.
These two businesses (four plants) are responsible Tire chips and wire
for approximately: being separated.
OF MARTIN MARIETTA’S
OVERALL SCOPE 1 CO e

87% EMISSIONS 2

1 Facilities in most source categories subject to the
USEPA’s Greenhouse Gas Reporting Program (codified
at 40 CFR Part 98), including cement production,
began reporting emissions in 2010. Thus, we believe
2010 is a year with reliable and comparable data across
a wide range of facilities in the U.S.

30 / MARTIN MARIETTA / SUSTAINABILITY REPORT / 2019