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Ocean-based negative-emissions technologies present many challenges

Envirotec Magazine

The use of so-called “negative emissions technologies” to enhance carbon sequestration and storage in the ocean is increasingly being discussed. This process, also known as alkalinization, harnesses chemical processes to alter the geochemistry of seawater and thereby increase the uptake of carbon dioxide from the atmosphere.

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How on-demand food delivery apps could encourage low-carbon food

GreenBiz

How on-demand food delivery apps could encourage low-carbon food. Because the COVID-19 response has restricted restaurants to pick-up and delivery orders in many areas, business for on-demand food delivery apps such as DoorDash, Grubhub, Seamless and Uber Eats has increased dramatically. . Anna Zhang. Mon, 06/08/2020 - 02:00.

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Net Zero Festival: Negative emissions - can carbon offsets ever be credible?

Business Green

VIDEO: Top experts from the University of Oxford, Friends of the Earth, Vertree and the UK Green Building Council tackle the carbon offsets debate. So what, if anything, can be done to ensure carbon offsets projects are credible and deliver on their promised emissions reductions?

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Bio-based ropes claim eco-friendly aquaculture benefits

Envirotec Magazine

New “bio” ropes made from biomaterials have the potential to replace conventional plastics of fossil origin in mussel and algae cultivation, say the groups behind their development, who claim sustainability advantages including up to 34% carbon footprint reduction compared to ropes made from conventional plastics.

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Getting on with it

Envirotec Magazine

A recent panel discussion in Glasgow brought together representives from some of the firms helping to build a carbon capture and storage (CCS) industry in the UK. An important piece of the puzzle is storage: ensuring that captured carbon can be safely and sustainably sequestered over the long term. Europe’s storehouse?

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Carbon-negative snack company AKUA offers kelp jerky and pasta

AGreenLiving

In recent years, seaweed has been quite a catch for health-conscious consumers, in turn, making kelp, a brown macroalgae, one of the more in-demand types of seaweed offerings. Kelp is also able to naturally remove carbon dioxide from the atmosphere, mitigating rising temperatures and climate change.

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'A prime example of doublethink': How surging demand for land-based CO2 offsets could threaten global food security

Business Green

Oxfam warns many net zero goals rely too heavily on forestation to offset carbon emissions, providing a potential threat to agricultural land. billion hectares of new forests to be planted, which would equate to an area five times the size of India, or more than all of the farmland presently on the planet.

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