In an effort to control the uncontrollable, some countries around the world — with access to advanced technology and big capital — are engaging in a practice called "weather modification". China is reportedly spending $30m to shoot salt and mineral-filled bullets into the sky. The aim: to make it rain. The Chinese claim they have used this technology successfully since 2008, when they cleared the skies for the Beijing Olympics by forcing the rains to come early. According to the World Meteorological Organisation, at least 52 countries (including the US) have weather modification programmes; 10 have had them for more than five years. In the fluctuating and unpredictable realm of global finance, certainty is a rare and valuable asset and a road to great wealth. It is far from a perfect science, but the fact that scientists continue to tinker with nature, highlights humanity’s discomfort with uncertainty. While dominance over the natural world may help governments and corporations prot...

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