Cambodia marked World Ozone Day in Siem Reap this week with a simple goal: keeping the planet a bit cooler. The gathering was all about helping everyday folks understand why the ozone layer up there matters so much, rather than waiting until the heat gets unbearable to start caring.

Walking around Siem Reap in the midday sun, you definitely feel the glare. Local media have been covering the event, tying it back to the Montreal Protocol and encouraging people to make small changes in their daily routines, cut back on harmful products, and help bring temperatures down.

Life here is tied closely to nature, especially when it is hot enough to feel like motorbike exhaust is melting the air. Chatting over tea at the local stall, people agreed that protecting the environment is not just some big abstract theory. Keeping the skies a bit cleaner just makes daily life more comfortable.