Eating for the environment

shonilbhagwat's avatarShonil Bhagwat

A free OpenLearn course

‘You are what you eat’, goes the old adage, but what you eat also has an impact on the environment. This free course, Eating for the environment, will explore the links between food, nutrition and environmental sustainability. It will start by exploring the diversity on your dinner plate and encourage you to reflect on it in relation to dietary choices and preferences of people around the world. It will explore the connections between food, culture and traditions, and the challenges in providing healthy and nutritious food to the world’s growing population. The course will examine innovative approaches to food that also help environmental sustainability.

After studying this course, you should be able to:

  • identify the diversity of ingredients on dinner plates from around the world
  • list the ingredients of a dinner plate and place them on the taxonomic tree
  • recognise traditional and cultural associations of…

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The Rising Costs of the Climate War

Iowa Climate Science Education's avatarIowa Climate Science Education

By Alan Moran

Rio Tinto’s [Paywall] announced closure of its aluminium smelter in New Zealand due to uncompetitive power prices is a reminder of the vulnerability of Australia’s four remaining smelters, all of which face sharply higher prices courtesy of government energy policies. With energy costs comprising about a third of their total costs, smelters are industry’s bellwethers of future energy competitiveness and all four of Australia’s are on national suicide watch.

As a result of subsidies to wind and solar, these expensive and unreliable energy sources have caused high customer costs, both directly and indirectly, while also diverting the nation’s investment resources into avenues that actually damage the economy.

Commonwealth and state subsidies to wind and solar energy are running at just under $7 billion a year. $4 billion of these are as a result of requirements imposed on consumers by the Commonwealth’s Renewable Energy Target, its similar provisions…

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This City Bench Absorbs More Air Pollution Than A Forest

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London is the latest city to gain a city bench with the ability to absorb as much pollution as a small forest. The vertical garden, which doubles as a bench, is Green City Solutions’ CityTree. Using a vertical installation of moss, the bench can absorb as much pollution as 275 trees in 1 percent of the space.

The World Health Organization estimates that 7 million premature deaths occur each year from air pollution, making it one of the largest environmental health risks in the world.

The bench has already been installed in cities across Europe and Asia, including Berlin, Oslo, Paris, Amsterdam, Brussels, Drammen, Newcastle, and Hong Kong. The latest city to gain a CityTree is London near Piccadilly Circus.

Source: Forbes

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Artificial intelligence can tackle climate change

Climate change is the biggest challenge facing the planet. It will need every solution possible, including technology like artificial intelligence (AI).

Seeing a chance to help the cause, some of the biggest names in AI and machine learning—a discipline within the field—recently published a paper called “Tackling Climate Change with Machine Learning.” The paper, which was discussed at a workshop during a major AI conference in June, was a “call to arms” to bring researchers together, said David Rolnick, a University of Pennsylvania postdoctoral fellow and one of the authors.

“It’s surprising how many problems machine learning can meaningfully contribute to,” says Rolnick, who also helped organize the June workshop.

The paper offers up 13 areas where machine learning can be deployed, including energy production, CO2 removal, education, solar geoengineering, and finance. Within these fields, the possibilities include more energy-efficient buildings, creating new low-carbon materials, better monitoring of deforestation, and greener transportation. However, despite the potential, Rolnick points out that this is early days and AI can’t solve everything.

read more here

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