Environment
What actually reduces emissions, ranked by how much it matters. 8 tools, all free and instant.
Guides
Carbon, energy, fuel, plastic.
Carbon footprintThe changes that actually cut emissions, ranked by how much difference they make — because most footprint advice spends its time on the smallest items.Green hostingWhat makes hosting genuinely green, why page weight matters more than the server, and the changes that cut a site's footprint most.Plant treesHow much carbon a tree really absorbs, how long it takes, and the honest limits of tree planting as a way of dealing with emissions.Reduce plasticWhat the recycling numbers actually mean, which swaps reduce plastic and which just move it around, and where the real household volume comes from.Save electricityWhere household electricity actually goes, what each appliance costs to run, and the changes that cut a bill rather than just feeling virtuous.Save energyHeating is where household energy goes. Here is what insulation, draught-proofing and heating controls actually return, with typical payback periods.Save fuelDriving techniques and maintenance that genuinely improve fuel economy, with the percentage each one is worth — and the myths that are not worth your time.
Calculators
Work out your own footprint.