The effect of climate change on habitats and species

The Toronto Star has created an excellent web-based, visual “project” describing how temperatures will increase and the effect of those increases on habitats and species.

Take a moment to explore it: The Great Global Species Shake-up.

Advertisements

Brilliant essay: This World is enough

John Quiggin, professor of Economics at the University of Queensland states, 

For the first time in history we could end poverty while protecting the global environment. But do we have the will?

This world is enough is a must-read essay from Aeon for every teacher and student of IB DP Geography, A Level Geography and Ontario’s World Issues (CGW-4U) course, not to mention many university courses on geography, economics and resources.

Quiggan covers every major topic in these courses, from population changes, Malthusian and anti-Malthusian views and disparity to changing resource consumption, industrial agriculture, GMOs, global climate change and basic economics. Students may need to have the article broken down into sections to fully understand all he is saying, but it is worth the time spent analyzing Quiggan’s arguments.

Ancient world’s uncovered as Siberian permafrost melts

A fascinating glimpse of thousands of years of climate data and biota is being revealed as the world’s largest mega slump or thermokarst develops in Siberia. The Batagaika Crater is north of Irkutsk, Russia and is exactly what climate scientists have been predicting from the increased warming in the Arctic – and is a classic example of positive feedback.

Read more at ScienceAlert.com

Climate change causes glacial river in Yukon to change direction

from CBC News…

Glacier retreated so much that its meltwater switched course, in an event not documented in modern times.

Climate change has caused the massive Kaskawulsh Glacier in the Yukon to retreat so much that its meltwater abruptly switched direction, in the first documented case of “river piracy” in modern times.

Instead of flowing into the Slims River and then north to the Bering Sea, the water has changed course and now flows south toward the Kaskawulsh River, the Gulf of Alaska and the Pacific Ocean, scientists have found.  Read more…

http://www.cbc.ca/news/technology/climate-change-yukon-river-piracy-1.4070153

Latest GeoNews

You may have noticed, I’ve update the GeoNews “window” on the landing page. Using Google Docs and “Publish to the Web”, I finally found a way to update GeoNews without having to go into the web-authoring app I’m using. This is just too easy!!

The latest update includes:

Canada moves ahead with carbon taxes, leaving the US behind Canadians too often look south for guidance when, in fact, they can be (and are) leaders (MIT Technology Review)
How an Ancient Greek mathematician calculated Earth’s circumference
A great, short video (Business Insider via YouTube.com)
Solving the mysteries of the MonsoonScientists have just returned from a groundbreaking research campaign to understand the Indian monsoon (nerc.ac.uk)
Unearthing a Giant Marine Reptile – nearly 75-foot-long ichthyosaur fossil found in the limestone banks of Sikanni Chief River of BC (NatGeo)
Health Canada proposes ban of bee-killing neonicotinoid pesticide (CBC.ca)
Notre Dame Must Vacate 2012, 2013 Football Wins Over Academic Violations (NPR) Plagiarism costs! Dearly!
Sea Ice Reaches a New Low  Sea ice in the Arctic is about 2m km² smaller than its November average (The Economist) 
You may be higher up the global wealth pyramid than you think IF YOU had only $2,220 to your name, you might not think yourself terribly fortunate. But you would be wealthier than half the world’s population… (The Economist)
Canadian Index of Well-being  Is our overall quality of life getting better or worse? Are we getting closer or moving farther away from realizing the kind of Canada we want to live in?  (Univ of Waterloo)

…all well worth the reading!