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Carbon offsets alone won’t make flying climate-friendly

Grist

So as the aviation industry has gradually climbed aboard global pledges to get rid of carbon emissions, it has mostly promised to make up for its damage elsewhere — through offsets that might involve planting trees, restoring wetlands, or paying people to preserve ecosystems that otherwise would have been razed. Others warm it.

Carbon 114
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US, China commit to phase down climate-warming HFCs from refrigerators and air conditioners – but what will replace them this time?

Renewable Energy World

CFCs were destroying the ozone layer high in the Earth’s atmosphere, which is essential for protecting life from the Sun’s harmful ultraviolet radiation. How HFCs keep rooms and food cool. But when they break down, they create chlorine that reacts with the protective ozone, letting dangerous radiation through to the Earth’s surface.

Ozone 71
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Tech Startup Sustainability Guide: Running An Eco-Friendly Business

Green Business Bureau

Tech startup sustainability demands startup founders, owners, and operators to follow an effective sustainability program. One study found that the daily employee commute is responsible for 98% of an employee’s work-related carbon footprint. Servers in data centers need a cool environment, which demands energy.

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Ice rink alternatives and their environmental impact

AGreenLiving

That was followed by the growing popularity of ice hockey from the 1880s onward, which increased the demand for more rink construction. The main refrigerants associated with most ice-making equipment include chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), hydrofluorocarbons (HFCs), hydrocarbons, ammonia and carbon dioxide.

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The Overview Effect

Grist

Those Apollo missions are often credited with providing inspiration for the environmental movement, as well as the first Earth Day in April 1970, when some 20 million Americans demanded that political leaders clean up the air and water in one of the largest demonstrations in U.S. NASA / Bill Ingalls.

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Hydrogen fuel cells good or bad for the environment?

AGreenLiving

“With Scotland’s focus on achieving net zero emissions by 2035 and rail playing a leading role in this, hydrogen offers a safe, reliable and zero carbon alternative to other forms of rail propulsion,” Clare Lavelle, Scotland Energy business lead at project partner Arup said in a statement. Or, better yet, your bike.

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The climate policy milestone that was buried in the 2020 budget

Grist

Geoengineering is a broad term that can refer to many activities that alter Earth’s natural systems, but it’s typically thrown out to describe controversial schemes to cool the planet. Fahey is a co-chair of the Scientific Assessment Panel of the Montreal Protocol, an international agreement to protect the ozone layer.

Policy 91