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The most retweeted message on supported this idea. One of you emailed me during yesterday's show, to say you weren't giving money to charity any more 'because there are more disasters these days'. You'll remember back to Hurricane Katrina as well when some suggested this kind of event was due to climate change.

We're inviting several experts to put this theory to the test. If there's a point or question you want to make to them, please let us know.

Tell us if you make a connection between events in Pakistan and China this week and broader changes in our climate.