Readers reply: Why put solar panels on green space when we could put them over car parks?

The long-running series in which readers answer other readers' questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical conceptsThis week's question: Why is there no rugby culture in Germany?I would like to know why we build solar farms over green space, when we could just put them over massive car parks as a popular current internet meme suggests. Chris, MiddlesbroughSend new questions to nq@theguardian.com. Continue reading...