greenhouse gases

Why are we still using super-greenhouse gases in our home air conditioners?

I would love to install a central AC that doesn’t use super-greenhouse gases. I would even be willing to be an early adopter and pay substantially more. But no such AC is available in the U.S.

Sylvera takes $32M to build trust in carbon offsetting ratings

Sylvera, a U.K.-based startup which uses machine learning technology to analyze a variety of visual data like satellite imagery and lidar with the goal of boosting accountability and credibility aroun

A step forward for CO2 capture

The air we breathe has a carbon problem. But in Hellisheidi, Iceland, a geothermally active plateau just outside of Reykjavik, a new technology is taking a small but mighty step toward fixing it. A pl

Tracking CO2 emissions for supply chains leads Normative to a €10M fund raise

Increasingly, companies are being encouraged by governments to engage in carbon accounting, but of course, only a small number of companies actually do. Even those probably count only 10% of their emi

Bill Gates offers direction, not solutions

Bill Gates has solved many problems in his (professional) life, and in recent decades, he’s been dedicated to the plight of the world’s poor and particularly their health. Through his foundation w

44.01 secures $5M to turn billions of tons of carbon dioxide to stone

Reducing global greenhouse gas emissions is an important goal, but another challenge awaits: lowering the levels of CO2 and other substances already in the atmosphere. One promising approach turns the

Supercritical launches carbon removal offset marketplace for tech firms to reach net zero

It’s a little known fact that the carbon footprint of the technology sector is greater than the entire aviation industry (Aalto University and LUT University). At the same time, tech companies (like

Carbon Engineering inks Shopify as its first partner for carbon removal as a service

Carbon Engineering is moving ahead with its carbon removal service business, allowing customers to buy the removal of carbon dioxide from the atmosphere using its direct air capture technology. The la

Two European companies are mapping a future service for direct air capture to sequestration of CO2

The Swiss-based, venture capital-backed, direct air capture technology developer Climeworks is partnering with a joint venture between the government of Norway and massive European energy companies to

The carbon offset API developer Patch confirms a $4.5 million round led by Andreessen Horowitz

Patch, the carbon offset API developer, has raised $4.5 million in financing to build out its business selling customers a way to calculate their carbon footprint and identify and finance offset proje

CO2 in the atmosphere just exceeded 415 parts per million for the first time in human history

The human race has broken another record on its race to ecological collapse. Congratulations humanity! For the first time in human history — not recorded history, but since humans have existed o

WeWork takes meat off the menu as part of environmental policy drive

WeWork, the co-working startup that’s valued at ~$20 billion and has some 200,000 members across 200 locations globally plus nearly 6,000 staff of its own, will no long allow employees to expen

It’s Your Fault If The Paris Climate Agreement Fails

In Paris, world leaders debated how much global CO2 emissions could be reduced, who would pay for it and how could they trust each other to follow through. This top-down, regulatory approach to addres

"Carb" Cutting To Proceed On Schedule In California, Voters Nix Prop 23

<img src="http://tctechcrunch.files.wordpress.com/2010/11/baybridge-small-mike-miley.jpg" width="240" height="160" class="shot2"></img> Groups that sought to postpone air pollution controls in Califor

For The First Time, EPA Fuel Economy Guide Rates SUVs And Vans

<img src="http://tctechcrunch.files.wordpress.com/2010/11/fuel_gague.jpg" width="240" height="180" class="shot2"></img> The U.S. Environmental Protection Agency (EPA) and the Department of Energy (DOE

HDTV gas worse than carbon dioxide

Wha happen?! Bloops! It seems the gas inside flat-panel displays, Nitrogen Trifluoride (NF3), is 17,000 times better than CO2 when it comes to trapping heat in the atmosphere. The gas isn’t very