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Knowledge & Leadership for

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a sustainable future

We are a community that is all-in on creating a more sustainable world — for ourselves and for future generations
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News

The Social Cost of Carbon is Still the Best Way to Evaluate Climate Policy

Professor of Economics Matthew Kotchen argues that the social cost of carbon, which accounts for the future damage that atmospheric carbon causes, is preferable to an alternative approach put forward by two prominent economists

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INNOVATIVE, IMPLEMENTABLE SOLUTIONS

business & the environment

From commercial giants to innovative startups, we help businesses develop sustainable solutions to meet human needs within planetary boundaries.
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Innovative, Implementable Solutions

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Research

Fossil Fuel Companies Benefit from Inefficient Pricing on Climate and Health Consequences

Fossil fuel producers in the U.S. are directly benefiting from implicit subsidies on the order of $62 billion a year because of inefficient pricing that doesn’t properly account for the costs of damages to the environment, climate, and human health.

climate science & solutions

We provide cross disciplinary training that allows professionals to tackle the urgent challenge of climate change.
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Innovative, Implementable Solutions

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Major Initiative

Yale to Launch Center for Natural Carbon Capture

A $100 million gift from FedEx will help fund the new Center, which will be focused on developing natural solutions for reducing atmospheric carbon. The Center will support and accelerate research across academic disciplines, helping to establish a more sustainable and healthier future for our planet.

ecosystem management & conservation

We give students the skills to steward and conserve ecosystems, ensuring that human and nonhuman species can coexist across landscapes.
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Innovative, Implementable Solutions

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Research

Aquatic Ecosystems Source of Half of Global Methane Emissions

The global contribution and importance of aquatic ecosystems as methane emitters has been underestimated, says Judith Rosentreter, postdoctoral associate at the Yale School of the Environment.

energy & the environment

We examine ways to effectively meet society’s energy demand, from the pursuit of more sustainable sources to ways of influencing individual choices.
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Innovative, Implementable Solutions

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Research

Efficient Buildings Could Save Thousands of Lives in U.S. Every Year

Buildings in the U.S. are responsible for 40% of the country’s total energy consumption. By improving the energy efficiency of new and existing buildings, the emissions generated from heating and cooling them could be reduced – preventing thousands of premature deaths every year.

environmental policy analysis

We focus on understanding the strengths and weaknesses of policies designed to address today’s most pressing environmental challenges.
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Innovative, Implementable Solutions

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Research

Efficient Buildings Could Save Thousands of Lives in U.S. Every Year

Buildings in the U.S. are responsible for 40% of the country’s total energy consumption. By improving the energy efficiency of new and existing buildings, the emissions generated from heating and cooling them could be reduced – preventing thousands of premature deaths every year.

forestry

Building on over a century of leadership in forestry and land conservation, we train professionals to work with people on managing forests.
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Innovative, Implementable Solutions

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Students

Forest Fragmentation Research Earns 2021 Bormann Prize

Meghna Krishnadas’ doctoral research into how forest fragmentation alters the underlying mechanisms shaping patterns of tropical tree regeneration and forest diversity was recognized for its novel insight into ecological processes.

industrial ecology & green chemistry

We apply systems thinking to improve the sustainability of industry and production/consumption systems, from creating greener products to improving recycling processes
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Innovative, Implementable Solutions

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Research

Sustainable Procurement Key to Lowering Carbon Footprint

As more companies focus on reducing their carbon footprint, there’s one element that is key but often overlooked — reducing emissions from their supply chains.

people, equity, & the environment

We teach students to critique and improve the relationship between people and the planet with a focus on deep-seated, systemic challenges.
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Innovative, Implementable Solutions

urban

We examine the impacts of an ‘urbanized’ world, from effects on resources and biodiversity to public health and climate change.
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Innovative, Implementable Solutions

water science & management

We impart knowledge needed to safeguard and restore the world’s water resources, while promoting their sustainable use and equitable access.
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Innovative, Implementable Solutions

Amazon River aerial view
Research

Rivers Are Largest Global Source of Mercury in Coastal Oceans

Ten rivers are responsible for half of the riverine mercury entering the world's oceans — with the Amazon River, the Ganges, and the Yangtze topping the list.

Why Yale School of the Environment?

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Experiential Learning

At YSE, education and training extend well beyond the classroom. Participate in our unique summer orientation program, MODs; travel widely for field research and internships; attend global conferences and climate talks such as the U.N. Climate Change Conference (COP 26).

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Acclaimed Faculty

Working closely with some of the top experts in their fields is one of the advantages of a YSE graduate degree. Our faculty are committed to mentoring the next generation of environmental leaders to tackle the world’s most urgent problems.

Meet Our Faculty

Programs & Degrees

The Yale School of the Environment offers a variety of degree programs, many of which can be customized to meet each student’s professional goals, and prepare them for careers in environmental science, management, and policy.

Master’s Program

Application Deadline: December 16th, 2021

Apply to a Master's Program

Doctoral Program

Application Deadline: January 3rd, 2022

Apply to the Doctoral Program

CENTERS, PROGRAMS, AND INITIATIVES

From Local to Global

Yale School of the Environment’s more than 20 centers and programs are having immediate impact across many sectors and disciplines. They also provide students with numerous opportunities to gain hands-on clinical and research experience.
Map of every street tree in New Haven
Urban Resources Initiative

Helping to create a stronger, more sustainable New Haven

The Urban Resources Initiative works with the city to improve community green spaces, build bioswales, and promote urban forestry. 

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Environmental Leadership Training Initiative

Empowering local leaders to protect tropical forests

ELTI offers practitioners throughout Asia and the Americas tools and training to protect these endangered landscapes and achieve more sustainable practices.

Yale Forests

A forest resource for the Yale community — and beyond

The Yale Forests own and manage 10,777 acres of forestland that provide a valuable resource for students, researchers, and multiple communities, from local communities to the larger academic world.

Carbon Containment Lab

Finding big solutions to the climate challenge

The CC Lab designs, tests, and develops novel, low-cost, safe, scalable, and verifiable methods of atmospheric carbon containment.