Carbon Emissions

Carbon Emissions

Split image showing two scenes: on the left, workers operate construction equipment near a pile of gravel; on the right, a close-up of a concrete block being tested in a mechanical press.
5mins
This new recipe for clean cement works. The question is whether anyone can scale it. Cody Finke, founder and CEO of Brimstone, explains how the IMPACT Act could help make that happen.
ClearPath Action
Four people wearing backpacks and outdoor gear hike through a grassy, forested area with trees in the background under an overcast sky.
The soils of "managed forests" can take decades to rebuild the carbon stocks and microbial communities found in undisturbed forests.
A traffic signal warning sign is partially submerged in floodwater.
The idea that it’s “too late” to reduce emissions fuels cynicism and despair, putting us on an even worse trajectory.
Illustration of silhouetted people on scaffolding assembling a large globe with a crane hook against a textured pink background.
New biotech tools could clean up everything from construction to agriculture.
A person sits on a chair in a library setting, with bookshelves on either side and a white backdrop behind them.
1hr 17mins
"It's not that I don't think these problems are big or that they're urgent, but I can start to see that these problems are solvable."
World map showing temperature changes from 1880 to 2024, with warmer regions in red and cooler areas in blue. A timeline runs from 1880 to 2024 at the bottom.
The primary causes of global climate change are all due to human activity. Adding aerosols to our atmosphere only exacerbates the problem.
The Earth partially submerged in water, symbolizing climate change and rising sea levels, against a black background.
12mins
“You can find examples of really big environmental problems that we've already solved.” Climate change is solvable, argues Hannah Ritchie.
Food transport accounted for only 6% of emissions, but the production of dairy, meat, and eggs accounted for 83%
A group of people standing in front of a large white blimp.
Google co-founder Sergey Brin’s airship startup hits a major milestone.
Based on data since 2000 alone, global warming is still occurring at a whopping 7-sigma significance. How hot will planet Earth get?
flight shame
Environmental activists want us to feel "flight shame" if we can take a train, instead. But this isn't entirely realistic, even in Europe.
cement
Scientists turn to nature to improve a ubiquitous building material.
Cement production currently accounts for 8% of global carbon emissions.
texas geothermal
A community in Austin, Texas is using geothermal energy to keep homes warm in the winter and cool in the summer.
flying-v plane
A radical redesign of commercial aircraft, called the flying-V plane, could increase fuel efficiency by 20%, greatly reducing emissions.
future of energy
Every power source involves trade-offs. Given the challenges of increasing demand and climate change, what is the future of energy?
Most “irrecoverable carbon” is concentrated in these tiny bits of the Earth’s land mass. Can we keep it there?
The scientists, not the fossil fuel industry, were right all along. Back in 1990, the world’s top climate scientists convened to put together a report on the state of Earth’s climate. […]
Science can teach us so much about our planet, but something more must compel us to take care of it. If you want to understand our planet, the best way to […]
In 774/775, tree rings show a spike in carbon-14 unlike anything else. At last, scientists think they know why. Every once in a while, science gives us a mystery that comes […]
The Earth is getting warmer, and humans are the cause. This is why. Let’s play pretend for a moment. Pretend, if you can, that you’ve never heard about the idea of […]
Some say it’s more than all of humanity emits in a year. But people say a lot of things. What does the science say? “One volcano puts out more toxic gases — one […]
Even if you have a problem with the messenger, you still need to heed the message. “Whether humans are responsible for the bulk of climate change is going to be left […]
What it means that 2016 is the hottest year on record. “There are now dozens of hockey sticks and the all come to the same basic conclusion. The recent warming does […]