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carbon capture

Environment

Dusting farms with waste concrete could boost yields and lock up CO2

Ground-up concrete can remove carbon dioxide from the atmosphere in a similar way to ground-up rocks, according to a field study in Ireland

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Dusting farms with waste concrete could boost yields and lock up CO2

Environment

Our plans to tackle climate change with carbon storage don't add up

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Environment

Dumping green sand in shallow seas could let them absorb more CO2

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Environment

Making wastewater less acidic could help the ocean capture more carbon

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Environment

A container ship just tested a system to capture its own CO2 emissions

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Earth

Bacteria could help turn CO2 to rock under extreme conditions

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Industrial smoke stack

Technology

Electrically charged mist could help capture carbon from power plants

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Environment

Will sinking tonnes of wood into the ocean help tackle climate change?

Analysis

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West Coast of Vancouver Island near a proposed site for carbon storage

Environment

Could pumping CO2 under Canada's coast cause earthquakes?

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Plankton are organisms drifting in oceans and seas. Zooplankton.

Environment

Geoengineering the seas could be catastrophic for marine life

Proposed methods of removing carbon dioxide from the atmosphere by increasing the alkalinity of seawater using minerals such as basalt could severely affect the availability of nutrients in the deep ocean

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Giant kelp (Macrocystis pyrifera) grows in a thick, underwater forest near the Channel Islands in California. This area is part of a National Park and is teeming with thousands of marine species.

Life

Kelp forests capture nearly 5 million tonnes of CO2 annually

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Environment

We can suck CO2 from the air and store it in the ocean as baking soda

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3d illustration. Set of a three small laboratory test tubes with different colored liquids on an isolated background. Science and laboratory equipment concept.

Chemistry

The surprisingly useful liquids that mop up gases like a sponge

Features

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We don't need 'miracle' green technologies to save the planet

Technology

We don't need 'miracle' green technologies to save the planet

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