a preparar aulas outra vez / preparing lessons again

Qual é a pegada de carbono de uma sandes caseira cheeseburger?

What is the carbon footprint of a homemade cheeseburger sandwich?

Calculado assim às três pancadas, um cheeseburger como o da imagem emite 1.38 kg de gases de efeito de estufa (GEF), incluindo a produção de todos os ingredientes e grelhar o hamburger no fogão eléctrico.
Para estas emissões contribui principalmente a carne, com um 1.08 kg de GEF. As restantes 30 g emitidas distribuem-se entre os vegetais, o queijo e e electricidade necessária para cozinhar a carne.

A rough calculation tells us that such a nice drawn cheeseburger emits 1.38 kg of greenhouse gases (GHG), including the production of all ingredients and its supply to the supermarket and grilling the hamburger on an electrical hob. Meat is the main contributor to these emissions, with 1.08 kg of GHG. The vegetables, cheese and electricity necessary to cook the meat are responsible for the remaining 30g.

 

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