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The top three things you can eat to save the planet — and your wallet

Replacing meat and dairy with lentils and other pulses is one of the most impactful things you can do to fight the climate crisis. Photo by Polina Tankilevitch

Replacing meat and dairy with plants can almost halve your environmental footprint and leave more money in your wallet. That's important when prices are on the rise: food costs grew more than 10 per cent in August, September and October of this year.

Those high costs have pushed nearly half of Canadians to change their diets while forcing about 20 per cent of the population to rely on food banks and other charities. At the same time over the past year, the climate crisis has been impossible to ignore as Canada weathers an onslaught of extreme droughts, floods, fires and hurricanes.

Fortunately, it is possible to tackle both the climate crisis and high food prices at once. Here's how.

Eat less meat (and dairy)

Meat has a larger ecological footprint than plants because it takes so much food, energy and land to produce. Beef is the worst — each kilo of beef emits on average 60 kilos of CO2 — but lamb, hard cheeses like cheddar and milk also have an environmental impact almost 20 times larger than most plant-based ingredients. Poultry is slightly better, emitting about seven kilos of CO2 per kilo of meat, but remains way more carbon-intensive than most plants. Pulses like soy, lentils and beans are your best bet, offering plenty of nutrition while generating far fewer greenhouse gas emissions.

Replacing meat and dairy with plants can almost halve your environmental footprint and leave more money in your wallet. That's important when prices are on the rise.

Meat is expensive. Statistics Canada reports the price for common cuts of beef hovered between $19 and $43 per kilo in February 2022. Chicken cost on average $8.04 per kilo in the same period. In contrast, plants were way cheaper. Take wheat, which came in at $1.86 per kilo, or carrots at $2.46 per kilo. While protein-rich plants like lentils or tofu are not included in the Statistics Canada analysis, the farm insurance industry estimates prices for these crops hovered slightly under a dollar per kilo paid to the farmer in 2022.

Eat pulses: They're good for the planet and your wallet.

Don't waste food

About a quarter of the food calories produced in the world are thrown away before they ever become a meal. With that wasted food goes all the energy, land and resources used in production. It is also a major source of methane — a potent greenhouse gas — in landfills.

About 30 per cent of the food wasted in Canada comes from households. Research by the National Zero Waste Council found about 63 per cent of the food that's thrown away in Canada could have been eaten. Most of this food is vegetables, fruit and leftovers. The cost of this waste is staggering: on average, each Canadian household wastes over $1,300 worth of food each year. Cutting back on this waste is an easy way to save both the planet and your wallet. Here are a few tips to help.

Pick the little fish

Fish are a good alternative source of animal protein for people trying to eat less poultry and red meat. According to a September study by researchers in Nova Scotia and Sweden, small, wild-caught fish like herring or salmon and farmed mollusks (think oysters) provide more nutrients and emit less carbon than meat. Many of these small fish are also less expensive and even considered trendy (at least by this guy).

The caveat here is that they must be sourced from a sustainable fishery to reduce your meal's impact on fish populations and biodiversity. Moreover, the sustainability equation changes for seafood whose production destroys natural ecosystems — think farmed shrimp — or requires lots of energy to harvest, like lobster.

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