I have always been interested in the relative efficiencies of different food production sytems. I wrote and posted the piece on fishing last night (Let them eat fish)while trying to come to terms with how much money the Australian government is … [Read more...] about Energy for Aquaculture (Part 1)
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Let Them Eat Fish
On 4th July last year the area zoned 'Green', and thus off-limits to commercial and recreational fishers in Great Barrier Reef (GBR) water, was increased from 4.5 per cent to 33.3 per cent of the total GBR area. This was the culmination of a hard … [Read more...] about Let Them Eat Fish
Is Siberia Melting?
Last Saturday in Sydney, Alexandra de Blas, one-time ABC Radio National Earthbeat Presenter, told everyone at that conference which I attended at the NSW State Library that Siberia's permafrost was melting. According to de Blas this was yet another … [Read more...] about Is Siberia Melting?
Katrina and The Mississippi
New Orleans in the southern US has been devastated by Hurricane Katrina. According to tonights ABC television news, 80% of the city is under water. I was in Louisiana in February 1999 and remember enjoying a meal of crawfish in Baton Rouge (just … [Read more...] about Katrina and The Mississippi
Why Did Sugar Kill My Plants?
I am currently studying biology in Grade 11 at High School. I grew Brassica rapa from seed with a control of just tap water and two treatments with different sugar solutions under 24 hour light. The control plants (no sugar) flourished and grew to … [Read more...] about Why Did Sugar Kill My Plants?
Herd Behaviour
Hi Jennifer I've read an interesting article, written in 1989, about 'herd behaviour'. You are probably aware of the piece anyway, but just in case I thought I'd mention it. Here's a section that looks like it relates to current controveries, even … [Read more...] about Herd Behaviour
Jennifer Marohasy BSc PhD is a critical thinker with expertise in the scientific method.
