From The Guardian:
I was in Pakistan a year ago for DFID, looking at the impact of British aid in helping people affected by the floods. In northern Sindh a vast area had been flooded, but the waters had finally receded enough for local communities to start to return. While we were there the local NGOs told us about this odd phenomenon: miles and miles of flooded land, where every piece of vegetation was shrouded in these spider webs, like candy floss. It was stunning – a surreal sight. The trees were the only things above the water, so it was a very strange landscape, definitely ghostly.
More here.