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Selective adsorption

Envirotec Magazine

The crystal structure of the K-GIS zeolite adsorbent: The size of cavities in the crystal is slightly larger than the CO2 molecule, permitting CO2 to enter the crystal and be adsorbed while larger molecules such as methane are excluded. Biogas from sewage sludge, garbage, and similar sources consists of approximately 60% methane and 40% CO2.

Methane 244
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What’s the difference between net-zero and carbon-neutral policies?

Renewable Energy World

As understanding of the climate crisis increases and the harm to ourselves, the environment, business, industry, and the economy that will follow, so a desire to not only reduce carbon but to be seen reducing carbon increases. In both cases, carbon offsetting removes CO 2 from the environment.

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Heard of “Net-Zero Oil” or “Carbon Negative” Bioenergy? In 2023 You Will

DeSmogBlog

Salmon might seem like a good alternative to meat, in a world that needs to shift away from carbon-intensive cattle — at least the fish farming industry would have you see it that way. Carbon Capture and Storage. Below, a handful of DeSmog writers dive into the issues they’ll be watching in 2023. Aquaculture. Next year you will.

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How To Buy Carbon Offsets: 6 Certified and Vetted Options

Green Business Bureau

The voluntary carbon offset market is rocketing, with the Ecosystem Marketplace reporting an annual market value of ~$1 billion in 2021, which was an all-time high. This can make things difficult for business leaders like you, looking to reduce their carbon footprint through purchasing offsets. The rules of carbon offsetting.

Carbon 148
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Dealing sensibly with knotweed (with a nod to emissions)

Envirotec Magazine

We can now harness the carbon scavenging power of Japanese knotweed and other invasive plants, explains Nic Seal, Founder and MD of Environet, a UK specialist in the topic. From one tonne of knotweed rhizome (wet weight) we can create around 150-200kg of charcoal which is 99% pure carbon.

Soil 244
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Technology Trending: Mg-ion batteries, hydrogen innovation lab, landfill methane for Bitcoin mining

Smart Energy International

A new advance opening the way for Mg-ion batteries, protections for birds around networks, Enel Green Power’s Sicily hydrogen lab and a plan to power Bitcoin mining with methane from landfills are in the technology radar. Landfill methane for Bitcoin mining. Out with lithium, in with magnesium. Now with funding of $4.3

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Why Flexible Gas Generation Must Be Part of Deep Decarbonization

GreenTechMedia

“They are donating all of this electricity they paid highly for in subsidies to other countries, often with negative prices,” said Jussi Heikkinen, director of growth and development for the Americas at Wärtsilä, a Finnish company that manufactures battery storage and flexible gas power plants.