A series of free online CPD courses is available from RECLAIM Network Plus , exploring how Green, Blue and Grey Infrastructure (GBGI)  can help address key environmental and social challenges in towns and cities. The courses are short, practical, and designed to bridge theory and real-world application. Each unit takes around 45–50 minutes , can be completed at your own pace, and includes a certificate of completion . Course units include: Green Infrastructure for Air Polluti