EXPLAINED: Zelp | Rare Historical Photos

Prince Charles backs new face mask for cows

ZELP claims "neutralizing methane emissions is the single fastest way to stop climate change"

Bristol Post · Apr 28, 2022

Prince Charles intrigued by a new face mask for burping cows to cut methane emissions

Prince Charles was intrigued by a new face mask for burping cows that has already been proved to cut their methane emissions by more than half.

Evening Standard · Apr 27, 2022

Face mask that neutralises cow burps wins £50,000 Prince Charles prize

One cow one can produce between 250 and 500 litres of methane per day, says scientists

Wales Online · Apr 27, 2022