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Articles on Food security

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In the heat, tomato plants can’t fight off the hungry tobacco hornworm, Manduca sexta. From www.shutterstock.com

Crops could face double trouble from insects and a warming climate

Plants have evolved techniques for protecting themselves from heat and insect attacks – but when both these stresses happen at once, one defense may neutralize the other.
An Indonesian traditional seaweed farm in Nusa Penuda, Bali. (Shutterstock)

Insects, seaweed and lab-grown meat could be the foods of the future

Awareness is increasing about foods like lab-grown meat, insects and seaweed. These foods may help address environmental challenges, but it’s important to be aware of both the costs and benefits.
Many temperate crops require winter chilling to initiate flowering or fruit ripening, and orchards may need to shift to colder areas. from www.shutterstock.com

Climate explained: how climate change will affect food production and security

New Zealand is a net exporter of many fruit and vegetables. While climate-change induced food shortages are not an imminent risk, some crops may be affected by rising temperatures and extreme weather.
This election, one of the top concerns for Canadians is being able to afford groceries, according to a recent poll. Sydney Rae / Unsplash

Why food affordability should be a federal election issue

Canadian politicians on the campaign trail would do well to mention issues of food security. At least 55 per cent of Canadians are worried about how they will continue to pay grocery bills.
An Atlantic cod on ice. Cod fisheries in the North Sea and Irish Sea are declining due to overfishing and climate change. Robert F. Bukaty/AP

Ocean warming has fisheries on the move, helping some but hurting more

As the oceans warm, fish are moving to stay in temperature zones where they have evolved to live. This is helping some species, hurting others and causing a net reduction in potential catch.

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