The net energy of food

Food provides people with energy, but it also takes energy to gather, cultivate, process and prepare food. The difference between the energy consumed as food and the energy used to produce it, is the net energy of […]

How to halve your ecological footprint

When it comes to sustainability measures there’s always been too much emphasis on trivial things. The cynical side of me says that it is the system trying to smokescreen the actual, big issues. I never […]

How to avoid packaging

People might think that by eliminating plastic shopping bags they are doing their bit for the environment. There has been too much focus on shopping bags when there is too much packaging generally. The amount of […]