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The Forum > General Discussion > Climate Emergency

Climate Emergency

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The climate in Australia is emerging out of a mini ice age and Australia’s climate has warmed by just over 1 °C since 1910. However there is no evidence to link this to burning coal or human increase in population. As the ice melts into the oceans it will reduce the ocean temperature. This will have a wider effect on climate as cool ocean currents will reduce the amount of CO2 being released from the ocean.
Posted by Josephus, Friday, 8 November 2019 7:47:11 PM
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CSIRO questioned in the Senate.
http://www.youtube.com/watch?v=8ya1oznG-uo&feature=youtu.be&fbclid=IwAR15aEF2XxgkT00rnuh9wzd8OaPBdNlrLfQlMC9xvZp000y5VMm-FBmzfjM
Posted by Josephus, Friday, 8 November 2019 8:24:30 PM
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Belly,

I remember a CSIRO report saying how solar was much cheaper than coal, and that nuclear was impossibly expensive, so "CSIRO" does not mean "beyond question".

Within your link:

"The year-to-year changes in Australia’s climate are mostly associated with natural climate variability such as El Niño and La Niña in the tropical Pacific Ocean and phases of the Indian Ocean Dipole in the Indian Ocean. This natural variability now occurs on top of the warming trend, which can modify the impact of these natural drivers on the Australian climate."

That is what we have currently. Also, the report only looks at the past 120 years or so and gives no consideration of the effect of a warming ocean, which lags surface warming by several decades. And what of the effect of the ozone hole? I see the report more extrapolation than insight.

Cheers
Posted by Fester, Friday, 8 November 2019 8:36:26 PM
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Fester get a rear vision mirror, right behind you is the mounting evidence solar and other clean energy is cheaper than you think
And getting cheaper and used more for economic reasons not climate
Some insist, on wrongly saying it is the reason we pay too much for power
Fact is privatisation, the desperate need of its new owners for profit, leads that race
To the overspending on wire delivery before those sales
Tell me PLEASE , someone explain to me why and who, conned me, who built the case the climate is changing, who said it was man made
Then as you try to force feed me the news it was or is a fraud explain to me why and who
Pacific Highway cut here over night in this areas worse EVER spring bushfire crisis, but wait! it will get far far worse
Posted by Belly, Saturday, 9 November 2019 5:44:29 AM
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This solar farm has to switch off every second day due to negative prices
http://reneweconomy.com.au/this-solar-farm-has-to-switch-off-every-second-day-due-to-negative-prices-63529/
Posted by Armchair Critic, Saturday, 9 November 2019 6:31:28 AM
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Hi AC,

It goes to show the success of renewables, capacity is more than meeting demand. Having the ability to "switch off" and still be meeting demand is a positive not a negative. Switching off is nothing new, your article said; "In the days when coal reigned supreme, many plants had to switch off or ramp down at times of low demand, which used to happen exclusively at night (as opposed to during the day now, mostly due to the impact of rooftop solar)". Is there a new problem?

Are we not fortunate to be in this situation;

"Some peaking gas plants operate just two per cent of the time. Some diesel plants, built under capacity payments, don’t switch on at all, because they are not needed" are we not fortunate to be in that situation."

With the high cost of gas and diesel, you would only want to operate those facilities as a last resort, in an emergency no less. Thankfully not too many emergencies.
Posted by Paul1405, Saturday, 9 November 2019 7:48:24 AM
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