I was taught over and over again that the accumulation of random mutations led to evolutionary change - led to new species. I believed it until I looked for evidence.
Lynn MargulisRead
There is no scientific reason to think that we, even with space travel, are going to survive as a species for ever, certainly not by biting off the hand that feeds us, which is exactly what we are doing.
Interpretation
Human survival is uncertain due to our destructive actions towards the environment.
This quote highlights the fragile nature of human existence and the impact of our actions on the planet. Lynn Margulis emphasizes that despite our advancements in technology and space travel, our survival as a species is jeopardized by the way we exploit and harm the earth. The phrase 'biting off the hand that feeds us' metaphorically illustrates how we are damaging the very resources that sustain us, jeopardizing our future.
In practice
This quote can be used in a speech about environmental sustainability.
I was taught over and over again that the accumulation of random mutations led to evolutionary change - led to new species. I believed it until I looked for evidence.
Despite our very recent appearance on the planet, humanity combines arrogance with increasing material demands, even as we become more numerous. Our toughness is a delusion. Have we the intelligence and discipline to vigilantly guard against our tendency to grow without limit?
Civilization as it is known today could not have evolved, nor can it survive, without an adequate food supply.
Arguably, my student status and perhaps my gender were also my downfall with respect to the Nobel Prize, which was awarded to Professor Antony Hewish and Professor Martin Ryle. At the time, science was still perceived as being carried out by distinguished men.
I am actually weary of telling people that I do not pretend to adduce [direct] evidence of one species changing into another, but I believe that this view is in the main correct, because so many phenomena can thus be grouped end explained.
Our circadian biology, and the insatiable early-morning demands of a post-industrial way of life, denies us the sleep we vitally need.
The struggle against poverty in the world and the challenge of cutting wealthy country emissions all has a single, very simple solution... Here it is: Put a price on carbon.
Kidney transplants seem so routine now. But the first one was like Lindbergh's flight across the ocean.
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