In 2023, SL Green Realty completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).
SL Green Realty has also provided a category-level breakdown for 8 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.
| Metric (tCO2e) | 2023 | 2022 | 2021 | 2020-2019 |
|---|---|---|---|---|
Total Scope 1 | 3,991a | 3,970a | 5,418b | |
Total Scope 2 | ||||
Market-Based | 4,968a | N/A | N/A | |
Location-Based | 12,315a | 25,100a | 19,462a | |
Total Scope 3 | 359,526a | 543,659.15b | 548,488b | |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 4.3679a | 4.3178a | 6.2904b |
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In 2023, the total operational greenhouse gas (GHG) emissions of SL Green Realty amounted to 16,306 metric tons of CO2 equivalent. This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2).a
Compared to 2022, the total operational greenhouse gas (GHG) emissions of SL Green Realty decreased by 43.91%, showing that the company has made progress in taking action to reduce the climate impact of its operations.a
In 2023, the total Scope 1 emissions of SL Green Realty were 3,991 metric tons of CO₂ equivalent (tCO₂e).a
Since 2019, SL Green Realty's Scope 1 emissions have increased by 290.51%, reflecting a rising long-term trend in Scope 1 emissions over time.ab
Compared to the previous year (2022), SL Green Realty's Scope 1 emissions remained relatively stable, indicating that SL Green Realty's emissions have plateaued with no significant change in its operational footprint.a
In 2023, SL Green Realty reported Scope 2 greenhouse gas (GHG) emissions of 4,968 tCO₂e using the market-based method and 12,315 tCO₂e using the location-based method.a
Since 2019, SL Green Realty's Scope 2 greenhouse gas (GHG) emissions (Location-Based) have decreased by 45.68%, reflecting a declining long-term trend in Scope 2 emissions over time.ab
Compared to the previous year (2022), SL Green Realty's Scope 2 emissions (Location-Based) fell by 50.94% in 2023, showing that the company has made progress in taking action to reduce the climate impact of its energy consumption.a
In 2023, SL Green Realty reported its Scope 2 emissions using the market-based method and using the location-based method.a
In 2023, SL Green Realty reported 359,526 metric tons of CO₂ equivalent (tCO₂e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain.a
The 2023 disclosure of SL Green Realty includes a breakdown across 7 of the 15 Scope 3 categories defined by the GHG Protocol, down from 8 in 2022, indicating a decline in reporting granularity and reduced insight into the company's full value chain emissions.a
In 2023, SL Green Realty reported total Scope 3 emissions of 359,526 metric tons of CO₂ equivalent (tCO₂e).a
Approximately 85.36% of these emissions originated from upstream activities such as purchased goods and capital goods, while 14.64% came from downstream activities like product use, distribution, and end-of-life treatment.a
Since 2019, SL Green Realty's Scope 3 emissions have decreased by 26.52%, reflecting a declining long-term trend in Scope 3 emissions over time.ab
Compared to the previous year (2022), SL Green Realty's Scope 3 emissions decreased by 33.87%, highlighting the company's efforts to lower indirect emissions from its value chain.ab
In 2023, SL Green Realty reported emissions for 7 out of the 15 Scope 3 categories defined by the GHG Protocol.a
This partial disclosure allows for some insight into the company's indirect impacts.
In 2023, the largest contributors to SL Green Realty's Scope 3 emissions were:a
In 2023, SL Green Realty reported Scope 1 greenhouse gas (GHG) emissions of 3,991 tCO₂e and total revenues of USD 914 millions. This translates into an emissions intensity of 4.37 tCO₂e per millions USD.a
In 2023, SL Green Realty reported a Scope 1 emissions intensity of 4.37 tCO₂e per millions USD. Compared to the peer group median of 4.71, this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors.a
In 2023, SL Green Realty ranked 11 out of 25 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
SL Green Realty is therefore positioned in the mid-range of its industry, neither a clear leader nor a laggard in carbon efficiency.a
In 2023, SL Green Realty reported a total carbon footprint of 375,832 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 34.38% decrease compared to 2022, indicating progress in reducing its overall greenhouse gas output.ab
The largest contributor to SL Green Realty's total carbon footprint was Scope 3 emissions, accounting for 95.66% of the company's total carbon footprint, followed by Scope 2 emissions at 3.28%.a