Ancient ‘windcatcher’ cooling tech is the new low-carbon AC

When it comes to reducing some greenhouse gases, the New Year has started off on the right foot as the Kigali Amendment went into force on January 1. The amendment to a 1987 Montreal agreement to reduce the use of hydrofluorocarbons (HFCs), negotiated in Rwanda in 2016, seeks to limit damage to the recovering ozone layer and curb the release of greenhouse gases from air conditioning and other cooling technologies.

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