Polar bears (Ursus maritimus) have become a symbol of global warming, and their predicted decline a sign of worst to come, but until very recently population estimates were really just educated guesses. Current polar bear numbers are estimated to … [Read more...] about No Reliable Data on Historical Polar Bear Numbers – A Note from Nichole Hoskin
Opinion
Environmentalism Can’t Replace Religion: A Note from Ian Plimer
Despite our comfortable materialistic lives, there are many who ask: Is that all? They want a meaning for life and yearn for a spiritual life. Some follow the traditional religions, others embrace paranormal beliefs and many follow a variety of … [Read more...] about Environmentalism Can’t Replace Religion: A Note from Ian Plimer
Polar Bears Can Survive where there is no Summer Sea Ice: A Note from Nichole Hoskin
There has been a dramatic reduction in the extent of summer sea ice in the Arctic since 1870, Chart 1. Drawn by Nichole Hoskin using data from Arctic Climate Research at the University of Illinois Australian television's Four Corners showed a … [Read more...] about Polar Bears Can Survive where there is no Summer Sea Ice: A Note from Nichole Hoskin
A Note on Temperature Anomalies by Tom Quirk (Part 2)
One of the most vexing things about climate change is the endless debate about temperatures. Did they rise, did they fall or were they pushed? At times it seems like a Monty Python sketch following either the Dead Parrot or the 5 or 10 Minute … [Read more...] about A Note on Temperature Anomalies by Tom Quirk (Part 2)
Shooting Roos to Save Rangelands? by Nichole Hoskin
There are claims that the presence of too many sheep, cattle and kangaroos are damaging Australia’s rangelands and that commercial shooting of kangaroos will reduce overall grazing pressure. In an article published today at On Line Opinion … [Read more...] about Shooting Roos to Save Rangelands? by Nichole Hoskin
A Note on Temperature Anomalies by Tom Quirk
One of the most vexing things about climate change is the endless debate about temperatures. Did they rise, did they fall or were they pushed? At times it seems like a Monty Python sketch following either the Dead Parrot or the 5 or 10 Minute … [Read more...] about A Note on Temperature Anomalies by Tom Quirk
Jennifer Marohasy BSc PhD is a critical thinker with expertise in the scientific method.
