Climate change: Bill Gates backs Australian start-up targeting cow burpsby GIXnewsJanuary 24, 2023Livestock – such as cows – produce methane when their stomachs are digesting hard fibres.Source:: BBC News – TechnologypreviousHeat pumps: The ‘geeks’ obsessing over their new heating systemsnextFacebook Introduces New Features for End-to-End Encrypted Messenger App