Dr. Dale Leckieさんのプロフィール画像

Dr. Dale Leckieさんのイラストまとめ


Geologist and author of "Wildlife, Landscapes, and Geology" & “The Scenic Geology of Alberta". Adjunct Professor in Earth, Energy, and Environment, U of Calgary
brokenpoplars.ca

フォロー数:1329 フォロワー数:1709

Did you know ...that, as tall as giraffe, Cryodrakon, meaning "frozen dragon of he north, and found in Dinosaur Provincial Park, was a flying dinosaur with a 10 m wingspan. https://t.co/ZfwkYAOqti

5 28

Fine art meets geology. “Sunset at Rundle” by Heather Pant. Mt Rundle illustrates a gradual SW-dipping slope, following bedding, & an eroded steep NE flank. Check out “Rocks, Ridges, and Rivers” & “The Scenic Geology of Alberta”. https://t.co/X52PtDg4Z3 https://t.co/XVFbxeT9bV

3 31

Fine art meets geology. North American lion Panthera atrox hunted in the Edmonton area before and after the last glaciation. Check out “The Scenic Geology of Alberta https://t.co/X52PtDg4Z3 https://t.co/b4svZKxinh

0 3

Fine art meets geology. “Heart Beat of Athabasca Falls” by Heather Pant. Athabasca River flows over >500 million yr old sandstones deposited by tides. Check out “Rocks, Ridges, and Rivers” & “The Scenic Geology of Alberta”. https://t.co/X52PtDg4Z3 https://t.co/XVFbxeT9bV

2 23

Fine art meets geology. The plant-eating Centrosaurus. Many of these dinosaurs perished trying to cross flooding rivers at what is now Dinosaur Provincial Park. Check out “The Scenic Geology of Alberta” https://t.co/X52PtDg4Z3 https://t.co/b4svZKxinh

0 5

L C Cariou captures the harshness of Wally's Beach. Early North Americans hunted camels, horses, & likely mammoth there 13,300 years ago. Art & science mix in "The Scenic Geology of Alberta: A Roadside Touring and Hiking Guide". https://t.co/c57c2sCvfp https://t.co/ZfwkYAOqti

2 8

L C Cariou captures the harshness of Wally's Beach. Early North Americans hunted camels, horses, & likely mammoth there 13,300 years ago. Art & science in "The Scenic Geology of Alberta: A Roadside Touring and Hiking Guide". https://t.co/PluK6Vax4a Https:https://t.co/mOQq25fmp3

2 8

Did you know … that during the 1999 Whitemud Road Landslide in Edmonton, bank material at the top dropped 18 m towards the river destroying 7 homes that had great views of the valley. Most of the displacement occurred in one day. Thx to the USGS. https://t.co/dVixcuievE

5 30

Did you know … that during the last glaciation in western Canada ~25,000 to 11,000 years ago, the Laurentide Ice Sheet was so thick, nearly 4 km in the north, that it flowed uphill as it advanced into the prairies. https://t.co/dVixcuievE

4 23

Did you know … that banks are failing in Edmonton, AB. The incised, meandering North Saskatchewan River valley constantly undercuts its banks, leading to bank failure. Slippage typically occurs on super slick 71 - 72 million year old volcanic ash layers. https://t.co/X52PtDg4Z3

9 37