"There is evidence to suggest that climate change was a big factor in how the Syrian conflict came about because from 2006 until 2011," she said on Thursday.
"They experienced one of the worst droughts in its history, which of course meant that there were water shortages and crops weren't growing.
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"There was mass migration from rural areas of Syria into the urban centres, which put on more strain, and resources were more scarce, which apparently contributed to the conflict there today."
Scientists detailed the destruction of agriculture in the 'breadbasket' region of Northern Syria, driving dispossessed farmers to cities, where poverty, government mismanagement and other factors created unrest that exploded in spring 2011.
Inevitably, the claims prompted searing reaction on social media -- some remaining sceptical at best.
Charlotte Church blaming climate change for what's happening in Syria today. Stunned silence from QT crowd.— Harry Cole (@MrHarryCole) October 1, 2015
Charlotte Church: "We should ask the Syrian people what they want." How? Perhaps a survey in Damascus high street. #bbcqt— Tim Stanley (@timothy_stanley) October 1, 2015
Charlotte Church is talking about geopolitics and "World War 3". Goodnight #bbcqt— Alex Wickham (@WikiGuido) October 1, 2015
Never mind terrorism, Islamism & tyranny, Syria crisis all due to climate change says international relations expert Charlotte Church #bbcqt— George Reeves (@GeorgeReeves94) October 1, 2015
Turn over to Question Time. Hear Charlotte Church blaming the Syria war on climate change. Jump out of the window.— Will Heaven (@WillHeaven) October 1, 2015
And, despite her remark being met with stony silence by audience members, many social media users were more sympathetic.
This isn't discussed nearly enough. We're only now seeing the beginnings of the damage climate change will cause https://t.co/PGUkSRju0R— David Wearing (@davidwearing) October 1, 2015
@charlottechurch you were pretty much the only sensible contributor to the panel tonight. Well done.— Simon Henry (@simon3862) October 1, 2015
Church herself slammed scceptics on Twitter after the episode aired, telling those who dismissed her points out of hand to "go do some research - come back to me and we'll have a conversation about 'the real world'".
Can't say I had a ball on question time, that's not a Cardiff/Welsh audience that I would recognise. However thanks for your support twitter— Charlotte Church (@charlottechurch) October 1, 2015
and the people who dismiss my points out of hand, go do some research- come back to me and we'll have a conversation about "the real world"— Charlotte Church (@charlottechurch) October 1, 2015