Podcast 1.42

The trucking industry needs to go green. Are electric trucks the answer?

In 2019, medium- and heavy-duty trucks accounted for about a quarter of U.S. transportation emissions while representing less than 4% of vehicles on the road, according to the U.S....

James Lawler Darren Hau
Podcast 1.41

Why all ride-sharing should go electric. And autonomous, with Dave Rubin

Ride-sharing services currently result in 69% more emissions, on average, than the trips they displace, according to a recent study by the Union of Concerned Scientists. But, if th...

James Lawler Darren Hau
Podcast 1.40

The sustainability conundrum of electric vehicles: Making and recycling EV batteries, with Andy Stevenson

Climate Now is kicking off our Decarbonizing Transportation series by addressing a question that looms over the electric vehicle market: how can we sustainably manufacture and recy...

James Lawler Darren Hau
Video 2.7

Carbon Dioxide Removal: Mineralization

There are several methods of removing carbon dioxide from the atmosphere – both natural and technological – and each method has its tradeoffs. Carbon mineralization is ...

James Lawler
Podcast 1.39

Green banks: How they unlock funding for climate solutions, with Bryan Garcia

The Connecticut Green Bank, the first green bank in the US, has unlocked over $2 billion in capital toward clean energy projects and other climate solutions since it was establishe...

James Lawler Katherine Gorman
Podcast 1.38

Ocean-Based Carbon Dioxide Removal and Geoengineering with Wil Burns

Earth’s oceans play a key role in slowing climate change, absorbing nearly a third of anthropogenic CO2 emissions. And they could, potentially, absorb more. In this episode,...

James Lawler
Podcast 1.37

Unpacking COP 26: Are we on track to solve the climate crisis, with Megan Darby

In November 2021, representatives from around the world gathered to update their climate commitments at the 26th United Nations Framework Convention on Climate Change (UNFCCC) Conf...

James Lawler
Podcast 1.36

Scaling wind energy: What it will take to reach global net-zero, with Simon Watson

Wind energy is one of the cheapest sources of energy today, but it accounts for only ~6% of global electricity generation. To limit global warming to 2 degrees C or less, wind en...

James Lawler Katherine Gorman
Video 2.6

Carbon Dioxide Removal: Carbon Capture and Storage, Part II

Carbon Capture and Storage (CCS) has the potential to remove billions of tons of CO2 from the atmosphere annually, which we will likely need to reach global climate targets. In ...

Ozak Esu
Podcast 1.35

Adaptation in North America: What’s happening and what needs to happen, with Beth Gibbons

Much of the focus surrounding climate action is on mitigation: how do we reduce the concentration of greenhouse gases in the atmosphere, and avoid catastrophic climate change in th...

James Lawler
Podcast 1.34

How to Ensure Climate Impact Investing Actually Has an Impact with Amit Bouri

“The [investment market] we have in place now is not working for people, it’s not working for the planet, and it’s actually not working for most investors.”...

James Lawler Katherine Gorman
Podcast 1.33

Water Strategy and Climate-Induced Drought: How to mitigate and prepare with Will Sarni

A growing population, groundwater depletion, poor water infrastructure, overuse and water waste threaten our global freshwater supply. Throw climate change into the mix, and the ...

James Lawler Katherine Gorman
Video 2.5

Carbon Dioxide Removal: Carbon Capture and Storage, Part I

What if we could remove the carbon we have emitted into the atmosphere? Can we capture our CO2 emissions before they are even released? In Part I of our two-part Carbon Capture and...

Ozak Esu
Podcast 1.32

Improving Climate Models with Machine Learning

Most climate models in use today are based upon large-scale, well-understood physical relationships that drive global temperature and precipitation trends. But the effects of compl...

James Lawler Katherine Gorman
Podcast 1.31

Trash to treasure: One man’s journey to make CO2 waste a useful product

What does it take to turn an idea that could help fight climate change into a self-sustaining business? We often hear the glamorous stories of startups that have made it, but littl...

James Lawler Katherine Gorman
Podcast 1.30

Pricing carbon around the globe: Why it’s so difficult

How do we finance the cost of mitigating climate change, while discouraging continued use of fossil fuels? The largest public statement of economists in history argues for a carbon...

James Lawler Katherine Gorman
Podcast 1.29

Do you get what you pay for? Monetizing Forests via Carbon Credits

A rapidly expanding list of companies have announced plans to go “carbon neutral” or “net zero”. Often, these plans include at least some offsetting of gree...

James Lawler Katherine Gorman
Video 2.4

Carbon Dioxide Removal: Forests

Planting trees has become a bit of a cliché in the fight against climate change, with ubiquitous photos of presidents and CEOs planting a tree to show they’re serious about ...

James Lawler
Podcast 1.27

Measuring CO2 from space: the science of NASA’s Orbiting Carbon Observatory missions

In the first episode of our two-part series, we learned how NASA’s Orbiting Carbon Observatory made it to space despite overwhelming odds from David Crisp, the mission’...

James Lawler Katherine Gorman
Podcast 1.26

Measuring CO2 from space: a journey of perseverance, heartbreak, and scientific breakthrough with David Crisp

On the 24th of February, 2009, David Crisp was in the control center at Vandenberg Air Force base counting down the seconds for the Orbiting Carbon Observatory to launch. It was a ...

James Lawler
Podcast 1.25

Saving two birds with one stone: tackling biodiversity and climate together with Pete Smith

Many climate change mitigation proposals are land-use intensive. Are these proposals feasible without negatively impacting biodiversity? Can we develop solutions for both the clima...

James Lawler Katherine Gorman
Podcast 1.23

Building stars on Earth: the potential of nuclear fusion

Is there such a thing as “perfect” energy? With nuclear fusion, the answer is maybe. Fusion energy would be safe to human health, environmentally clean, and essentially...

James Lawler Katherine Gorman
Video 2.3

Building stars on Earth: the potential of nuclear fusion

Energy from nuclear fusion has the potential to cleanly and safely power the world. But, when do fusion experts expect this to happen? What technical challenges must be overcom...

Ozak Esu
Podcast 1.22

Nuclear Energy: What are the real risks? with David Keith

Despite being a reliable, zero-emissions alternative to energy derived from fossil fuels, nuclear energy remains mired in controversy. Opponents often cite four reasons not to incl...

James Lawler Katherine Gorman
Podcast 1.21

Investing in the Energy Transition with Salim Samaha

Transitioning to a sustainable energy economy will require significant input of investment capital. But how do investors decide which companies and technologies to back as society ...

James Lawler Katherine Gorman
Podcast 1.20

Optimizing Reforestation to Mitigate Climate Change with Susan Cook-Patton

Trees are an incredible resource for mitigating climate change, with myriad environmental benefits – not least their ability to remove carbon dioxide from the atmosphere and ...

James Lawler Katherine Gorman
Podcast 1.19

Will China reach net-zero emissions by 2060?

China currently produces more greenhouse gas emissions than the next three biggest emitters – the United States, European Union, and India – combined, making a commitme...

James Lawler Katherine Gorman
Video 1.7

Carbon Dioxide Removal (CDR)

In order to reach global net-zero emissions by 2050, we must remove CO2 from the atmosphere as well as prevent further emissions. Carbon Dioxide Removal (CDR) can be accomplished n...

James Lawler
Podcast 1.18

Carbon Dioxide Removal with Roger Aines

How do we reach global net-zero emissions by 2050, when there is almost no chance of completely ending our dependence on fossil fuels by that time? The solution will require Carbon...

James Lawler Katherine Gorman
Podcast 1.17

Carbon Sequestration with Julio Friedmann

In order to limit global warming to 1.5 degrees Celsius, we must (in addition to reducing emissions) capture carbon and permanently store it where it cannot be released, a process ...

James Lawler Katherine Gorman
Video 2.2

Clean Fuel: Jet Fuel

Aviation is responsible for 2.5% of global greenhouse gas emissions, though this figure is expected to grow as developing parts of the world become wealthier and increase demand fo...

Ozak Esu
Podcast 1.16

Clean Aviation Fuel with Steve Csonka

What incentives are needed for airlines to adopt sustainable aviation fuel (#SAF) and decarbonize air travel? How does SAF get tested and approved for use in commercial aviation? W...

James Lawler Katherine Gorman
Podcast 1.15

What’s Wrong with Carbon Offsets? with Mark Trexler and Derik Broekhoff

As the climate crisis worsens, more and more companies are committing to go “net-zero”. Most of these commitments include the purchase of carbon offsets or investment i...

James Lawler Katherine Gorman
Podcast 1.14

Hydrogen Electrolysis with Ben Wiley

Declining renewable energy costs have sparked a renewed interest in green hydrogen, which has the potential to decarbonize sectors in which electricity cannot. Because hydrogen doe...

James Lawler Katherine Gorman
Video 2.1

Clean Fuel: Hydrogen Fuel

Hydrogen is uniquely qualified as a storage of clean energy because it is abundant – the most abundant element in the universe – and it can be produced using renewab...

Ozak Esu
Video 1.6

Biofuels: An overview

Biomass – such as corn or switchgrass – can be converted into liquid transportation fuels, or biofuels. Biofuels are attractive because they result in significantly few...

James Lawler
Podcast 1.13

Bioenergy Conversion with Jerry Tuskan

How exactly are plants converted into liquid transportation fuel? And what obstacles does bioenergy need to overcome in order to displace fossil fuels in the US energy economy and ...

James Lawler Katherine Gorman
Podcast 1.12

Biomass Availability with Matthew Langholtz

Bioenergy is a renewable energy for its carbon neutrality – plants absorb CO2 during photosynthesis and emit the same amount when combusted for energy. But to significantly r...

James Lawler Katherine Gorman
Podcast 1.11

Climate Modeling with Joeri Rogelj

Climate impact assessment models carry significant weight when developing mitigation and adaptation strategies. So, what climate models exist, and what factors do they include? Wha...

James Lawler Katherine Gorman
Video 3.1

Net-Zero by 2050

Pledges to achieve “net-zero” emissions are proliferating from companies and countries alike. However sincere these commitments may be, they rarely include specific pla...

James Lawler
Podcast 1.09

Net-Zero by 2050 with Eric Larson

What are the possible paths and necessary steps to achieve net-zero emissions in the United States by 2050? Which energy sources could sufficiently decrease our reliance on natural...

James Lawler Katherine Gorman
Podcast 1.08

Carbon Capture 101 with Howard Herzog

According to the IPCC’s 2018 report, carbon capture and storage – in addition to a significant reduction in emissions – will be necessary in order to limit global...

Katherine Gorman James Lawler
Podcast 1.07

Housing Market Climate Risk with Amine Ouazad

Sea levels are rising, storms are worsening, and flooding is consistently exceeding FEMA’s 100-year floodplain maps. Yet, an increasing percentage of new mortgages are used t...

Katherine Gorman James Lawler
Podcast 1.06

Climate Projections with Sergey Paltsev

Dr. Sergey Paltsev, Deputy Director of MIT’s Joint Program on the Science and Policy of Global Change, spoke with Climate Now hosts James Lawler and Katherine Gorman about cl...

James Lawler Katherine Gorman
Podcast 1.04

Government’s Role in Climate Action with Caroline Spears

Hosts Katherine Gorman and James Lawler interview Caroline Spears, founder and executive director of Climate Cabinet, a nonprofit that helps local, state, and federal candidates ru...

Katherine Gorman James Lawler
Video 1.2

How dirty are we?

Global greenhouse gas emissions reached a staggering 52 gigatons of CO2-warming equivalent in 2020. Our episode puts this number into historical context, parses our global emissions by country and economic sector, and delves into the key economic and demographic drivers of emissions worldwide.

Ozak Esu James Lawler
Video 1.1

How we know it’s happening

How do we know the climate is changing? How do we know that change is being caused by human activities? Climate Now video hosts Ozak Esu and James Lawler delve into the science that answers these questions with MIT climate scientist Kerry Emanuel.

Ozak Esu James Lawler
Video 1.0

Welcome to Climate Now

Climate Now is a multimedia platform distilling the key science, technologies, and policies relevant to the climate crisis.

James Lawler
Podcast 1.01

Climate 101 with Kerry Emanuel

Dr. Kerry Emanuel, professor of Atmospheric Science at MIT and co-founder of the MIT Lorenz Center discusses how we can solve climate change.

Katherine Gorman James Lawler
Podcast 1.0

Climate Now Introduction

Welcome to the Climate Now podcast, hosted by Katherine Gorman and James Lawler. Climate Now is a multi-platform resource on the science of climate change, covering the key scienti...

Katherine Gorman James Lawler