ChordatesLegacy
Senior Member
It is difficult to quantify global warming, particularly anthropogenic (human induced) warming for the burning of fossil fuels and agriculture.
At present the Earth is in an Ice Age, albeit in an inter-glacial and climate stability during such times is rare, either the planet is cooling down with the advance of ice-sheets and glaciers, or warming with the retreat of the ice caps and glaciers, therefore to suggest that there is the possibility of long term climate stability is wrong, major fluctuations in temperature have been occurring for at least 2 million years (present Ice Age) and much longer if you start looking at the geological evidence.
Therefore, trying to quantify anthropogenic effects is difficult, but we do know that CO2 and CH4 amongst other gasses are greenhouse gases, thus it does not take a genius to work out that if these gases build up it the atmosphere it will lead to some anthropogenic global warming.
The questions are
1 Would this warming be bad for the planet?
2 Would this warming be bad for the human race?
Well to answer 1; no, global warming would not be bad for the planet, but would most defiantly be bad for specialised species such as Polar Bears. The planet itself would adjust to the new conditions and create new opportunities for life to evolve. Indeed, it is these major environmental changes that act as catalysts for evolutionary change and diversification.
As far as the Human Race goes, global warming will be very bad for a number of reasons. We have built our civilisations on coastal and flood plains; we constantly follow agricultural growth with human population growth and are using up the mineral and hydrocarbon resources at an alarming rate. So any significant change to climate with impact the human race badly, with the results being famine, drought, flooding of major areas of industry, commerce and human populations, but the worst effect will be conflict for the dwindling resources in which billions will probably die fighting over loaves of bread.
In the long run, assuming the worst case scenario, evolution would have a period of accelerated diversity as species move in to fill the empty space left by the demise of the human race.
At present the Earth is in an Ice Age, albeit in an inter-glacial and climate stability during such times is rare, either the planet is cooling down with the advance of ice-sheets and glaciers, or warming with the retreat of the ice caps and glaciers, therefore to suggest that there is the possibility of long term climate stability is wrong, major fluctuations in temperature have been occurring for at least 2 million years (present Ice Age) and much longer if you start looking at the geological evidence.
Therefore, trying to quantify anthropogenic effects is difficult, but we do know that CO2 and CH4 amongst other gasses are greenhouse gases, thus it does not take a genius to work out that if these gases build up it the atmosphere it will lead to some anthropogenic global warming.
The questions are
1 Would this warming be bad for the planet?
2 Would this warming be bad for the human race?
Well to answer 1; no, global warming would not be bad for the planet, but would most defiantly be bad for specialised species such as Polar Bears. The planet itself would adjust to the new conditions and create new opportunities for life to evolve. Indeed, it is these major environmental changes that act as catalysts for evolutionary change and diversification.
As far as the Human Race goes, global warming will be very bad for a number of reasons. We have built our civilisations on coastal and flood plains; we constantly follow agricultural growth with human population growth and are using up the mineral and hydrocarbon resources at an alarming rate. So any significant change to climate with impact the human race badly, with the results being famine, drought, flooding of major areas of industry, commerce and human populations, but the worst effect will be conflict for the dwindling resources in which billions will probably die fighting over loaves of bread.
In the long run, assuming the worst case scenario, evolution would have a period of accelerated diversity as species move in to fill the empty space left by the demise of the human race.
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