Publications

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Finance & Investing - Business & Environment

Confronting Climate Change Finance & Investing Understanding risk, identifying opportunity, and managing investments in the context of climate change The global financial... View Details

26 Mar 2018
News

Funding Climate Change Solutions

In this video, Ousseynou Nakoulima (MBA 2009), director of the Green Climate Fund, discusses why his organization employs a holistic strategy to its work in developing countries. “The Green Climate Fund is a... View Details

March 2023 (Revised April 2024)
Case

Allianz Türkiye: Adapting to Climate Change

By: John D. Macomber and Fares Khrais

Allianz Turkey is a property casualty insurance company operating in a region experiencing increasing losses from natural catastrophe events related to climate change, for example hail, wildfire, and flooding. There are also substantial other natural catastrophe... View Details

Keywords: Insurance And Reinsurance; Natural Disasters; Turkey; Insurance; Climate Change; Analytics and Data Science; Insurance Industry; Financial Services Industry; Turkey

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Cities, Structures, and Climate Shocks: Cross Registration 2024 Fall

By: John D. Macomber

HARVARD | BUSINESS | SCHOOL

CITIES, STRUCTURES, AND CLIMATE SHOCKS

Senior Lecturer John D. Macomber

HBS 1487

Fall, 2024

Cross... View Details

June 2023
Case

Investing in the Climate Transition at Neuberger Berman

By: George Serafeim and Benjamin Maletta

By mid-2023, Neuberger Berman (NB), an active asset manager, had grown its assets under management to about half a trillion dollars and took pride in its client centricity and innovative spirit. Responding to client demand for investment products that integrated... View Details

February 2020 (Revised August 2021)
Case

Australia: Commodities, Competitiveness, Climate and China

By: Richard H.K. Vietor and Laura Alfaro

For the past few decades, Australia has dealt with the benefits and costs of repeated mining booms—inflation, a housing bubble, a current account deficit, and growing dependence on China. Between 1996 and 2007, however, Australia had most of these issues under control... View Details

Keywords: Commodities; Competitiveness; Carbon Tax; Environment; Capital Flows; Current Account; Mining; Economy; Problems and Challenges; Climate Change; Taxation; Competition; Financial Condition; Government and Politics; Inflation and Deflation; Environmental Sustainability; Australia

Article

Accounting for Climate Change

By: Robert S. Kaplan and Karthik Ramanna

Corporations are facing growing pressure—from investors, advocacy groups, politicians, and even business leaders themselves—to reduce greenhouse gas (GHG) emissions from their operations and their supply and distribution chains. About 90% of the companies in the S&P... View Details

Keywords: Greenhouse Gas Mitigation; Social Accounting; E-liabilities; Business And The Environment; Climate Change; Corporate Social Responsibility and Impact; Environmental Sustainability

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01 Oct 2021
Blog Post

Alumni Spotlight: Career Advice from Alums Working in Climate

This year the theme of Climate Week is highlighting what businesses and governments can do to meet their climate targets. In that spirit, we have reached out to recent alums working in the View Details

Keywords: Energy / Cleantech

December 2020 (Revised September 2023)
Case

PG&E and the First Climate Change Bankruptcy

By: Stuart C. Gilson and Sarah L. Abbott

In early 2020, the California-based utility PG&E filed a second amended plan of reorganization. PG&E had filed for Chapter 11 bankruptcy in the face of more than $30 billion of legal claims brought against it for its alleged role in causing California wildfires. The... View Details

Keywords: Chapter 11; Utilities; Liabilities; Restructuring; Insolvency and Bankruptcy; Debt Securities; Legal Liability; Climate Change; Utilities Industry; United States

01 Oct 2021
Blog Post

Alumni Spotlight: Career Advice from Alums Working in Climate

This year the theme of Climate Week is highlighting what businesses and governments can do to meet their climate targets. In that spirit, we have reached out to recent alums working in the View Details

19 Nov 2021
Blog Post

Alumni Spotlight: Career Advice from Alums Working in Climate

This year the theme of Climate Week is highlighting what businesses and governments can do to meet their climate targets. In that spirit, we have reached out to recent HBS alums working in the View Details

October 2021
Article

Shareholder Activism and Firms' Voluntary Disclosure of Climate Change Risks

By: Caroline Flammer, Michael W. Toffel and Kala Viswanathan

This paper examines whether—in the absence of mandated disclosure requirements—shareholder activism can elicit greater disclosure of firms’ exposure to climate change risks. We find that environmental shareholder activism increases the voluntary disclosure of climate... View Details

Keywords: Transparency; Reporting; Shareholder Engagement; Shareholder Activism; Climate Change; Risk and Uncertainty; Environmental Management; Investment Activism; Corporate Disclosure; Communication Strategy; Information Publishing; Measurement and Metrics; Corporate Social Responsibility and Impact; Problems and Challenges; United States

February 2020 (Revised March 2020)
Case

Prime Coalition: Catalytic Capital for Climate Innovation

By: Ramana Nanda, Benjamin N. Roth and Olivia Hull

With long development timelines and high risk, new energy technologies were often left to languish in the “valley of death,” unable to raise enough funds to bring a product to market. In 2014, Sarah Kearney founded the nonprofit Prime Coalition to solve this problem.... View Details

Keywords: Energy Conservation; Renewable Energy; Social Entrepreneurship; Venture Capital; Investment; Innovation and Invention; Technological Innovation; Mission and Purpose; Science-Based Business; Nonprofit Organizations; Social Enterprise; Energy Industry; Technology Industry; Green Technology Industry; United States

April 2025
Article

How Central Banks Manage Climate and Energy Transition Risks

By: Esther Shears, Jonas Meckling and Jared Finnegan

Central banks have begun to examine and manage climate risks, including both transition risks of moving from fossil fuels to clean energy and physical climate risks. Here we provide a systematic assessment of how and why central banks address climate risks on the basis... View Details

Keywords: Banks and Banking; Risk and Uncertainty; Climate Change; Transition; Risk Management

24 Sep 2014
Op-Ed

The ABCs of Addressing Climate Change (From a Business Perspective)

It's Climate Week in New York City. The schedule features a UN Climate Summit, a People's Climate March, the Clinton Global Initiative, substantial criticism of the whole endeavor, and plenty of agitated interaction. There is a lot of noise here. How can businesses cut... View Details

Keywords: by John Macomber; Energy; Utilities

February 2007 (Revised March 2007)
Case

UBS and Climate Change--Warming Up to Global Action?

By: Felix Oberholzer-Gee, Forest L. Reinhardt and Elizabeth Raabe

Marco Suter, Executive Vice-Chairman, UBS Board of Directors, carefully studied the chart on his desk. It showed the public commitment of major financial institutions to help mitigate global warming. Evidently, UBS lagged behind its competitors. The graph was part of a... View Details

Keywords: Climate Change; Energy Conservation; Cost vs Benefits; Law; Financial Institutions; Environmental Sustainability; Corporate Accountability; Financial Services Industry