Postcard from Yazd in Iran: Knowledge hub on qanats, water reservoirs, wind catchers and cloud seeding
The Iranian oasis town Yazd is known as the capital of wind catchers. Its surrounding province has around 500,000 inhabitants. The ancient city was built in around 3000 BC and has many historic clay buildings built in narrow streets and an amazing, century-old water system. In 2017, it was declared a UNESCO heritage site. UNESCO …