All posts under Deep Dive

Can Yo-Yo Winters Make Us More Sick?

"Can weird winters make us more sick?"

Students in Hebron, Connecticut have been noticing something strange this winter. Usually this town 25 miles southeast of Hartford is snowy and cold, but this year, temperatures swung wildly from freezing to balmy. Those temperature swings make for what we call a “YoYo” winter. “It snowed on Tuesday and today[…]

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What’s happening to winter in the southern Arizona desert?

Rare Desert winter snow on giant saguaro cactus of the Sonoran Desert in Tucson Arizona on January 1, 2015. (Pete Gregoire, NOAA Small World Collection)

Betsy Wilkening’s daughter was looking forward to Tucson’s sunny weather when she came home for the holidays from the UK, where she’s studying at Cambridge. She got some sun — but also a generous drenching. Betsy joked that she’d brought the wet weather with her. Between December 17 and the[…]

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The story of the Great Lakes: It’s Ice!

MODIS image of ice cover on Great Lakes. February 16, 2014. NOAA Great Lakes CoastWatch.

Daytime high temperatures are in the single digits in Minnesota right now. It’s the kind of weather “the Land of a Thousand Lakes” is famous for, but a couple of weeks back they were in the balmy mid-thirties. Driving from Cloquet to Duluth, ISeeChange observer Hailey Raushel called that “relaxed.”[…]

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Sudden storms in South Australia


The southeast United States is not the only place dealing with flooding and extreme weather.  Back at the end of September, iSeeChange user Sarah Horley posted a photo of a road made impassable by brown floodwater. Unusually heavy rains and associated flooding in a low rainfall area — Sarah Horley[…]

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Have you seen your favorite summer bugs?

s58y/Via Flickr (Creative Commons)

All observations are, to some extent, limited. There’s always some subjective gap between what we’ve seen and the fullest truth. The sight of the boy you liked in high school walking away with another girl has probably lingered in your heart longer than his feelings for her. Emotion, especially, can[…]

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Trees get stressed out too (but for different reasons)

Sure seems like you’re seeing a lot of stressed-out trees, out there in these United States. Unlike with people, it’s probably not because of the impending election. In the Midwest, observers in Wisconsin and Michigan noticed leaves turning brown deep in what we usually consider summer. Valerie Mann, in Bristol,[…]

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Typhoon Nida came with a side of smog. Why?


Late last month, Typhoon Nida was traveling toward Hong Kong – while at the same time preventing people from sharing the journey. Hundreds of flights were cancelled. Bus, tram, and ferry routes, all suspended. Everyone was sort of holding in place – and so was the air. Ginger Macqueen noticed[…]

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