Petra Stock

The provided news articles do not mention anyone named Petra Stock. Therefore, it is impossible to provide a summary about them based on the given information. The articles discuss awards for sports writing and photography, renewable energy capacity in Australia, and a heatwave and bushfires in Victoria, but none of these topics relate to a person named Petra Stock. Without any information about Petra Stock, it is impossible to determine their background, why they might be newsworthy, recent events related to them, or their current relevance or significance.