Independent British scientist James Lovelock, who died on his 103rd birthday, was influential with his Gaia theory that the Earth is a single self-regulating system – and later with his dire warnings about climate change.
In a wide-ranging career spanning more than three-quarters of a century, Lovelock worked on viruses, the ozone layer, told NASA there was no life on Mars, and helped—sometime reluctantly—help shape the environmental movement.
His ideas were often at odds with conventional wisdom – drawing admiration and sometimes slander from his peers. He often had to wait for the world to catch up.
The unorthodox scientist, inventor, and author worked for decades in a barn-turned-laboratory, though the price of that freedom was a lack of institutional support.
On the eve of his 101st birthday in 2020, Lovelock told AFP he was enjoying being locked down in southern England with his wife as the coronavirus pandemic swept the country.
“Growing up as an only child, I hardly met anyone – it’s not a big burden for me,” he said, adding that the sunny weather and lack of other people were “highly desirable”.
Despite his avowed anti-social tendencies, Lovelock was always polite and almost mischievously charming.
And while he always forged his own path, he said the world had “overreacted” to Covid.
“Climate change is more dangerous to life on earth than almost any disease imaginable,” he said.
“If we don’t do something about it, we will be removed from this planet.”
– ‘giant’ –
Born on July 26, 1919, Lovelock grew up in south London between the two world wars and began as a photochemist.
He received his doctorate in medicine in 1948 and worked for two decades in the virus department of the UK’s National Institute for Medical Research.
In 1957 he invented the machine to detect the ozone hole.
In the early 1960s, when NASA was determined to find life on Mars, Lovelock was under contract to the Jet Propulsion Lab in California.
But Lovelock told his employers that there was almost certainly no living Mars – then he devised an experiment to prove it.
A decade later he promulgated his Gaia theory, in which he described the earth as an interconnected superorganism.
In one fell swoop, it helped redefine how science perceives the relationship between our inanimate planet and the life it harbors.
At first, the idea was scoffed at by his peers and even welcomed by “Mother Earth” environmentalists, further irking the hardened empiricist.
By the 1990s, however, the complex interplay of all life forms with their surrounding water, air, and rocks—the Earth’s geobiochemical balancing act—was taken for granted by many.
Johan Rockstrom, director of the Potsdam Institute for Climate Impact Research, said the Gaia theory has stirred up a new generation of prominent Earth system scientists.
“Our academic careers are all inspired by James Lovelock in one way or another,” he told AFP just months before the scientist’s death.
“He was one of the giants on whose shoulders we all stand.”
– Along with Darwin –
Lovelock later came to be known as a prophet of climate doom of sorts with his 2006 book The Revenge of Gaia and its 2009 sequel The Vanishing Face of Gaia, though he later refuted his worst predictions.
Lovelock, who never shies away from unconventional thinking, said humanity can buy time with ambitious technological solutions – many of which remain deeply controversial in climate circles.
“Many different ways have been proposed to keep the Earth cool,” he mused to AFP in 2020.
“One idea I find attractive is a parasol in a heliocentric orbit” – essentially a giant parasol in space.
While Lovelock was known for his willingness to take an unorthodox position, other scholars said he was also keen on collaborating with others.
“He will be remembered for his warm, fun-loving personality, genuinely innovative thinking, clear communication, willingness to take bold risks in developing his ideas, and ability to bring people together and learn from them,” said Richard Betts, Head of Climate Impact Research at the UK Met Office Hadley Centre.
In 2020, AFP asked Lovelock what he would most like to be remembered for.
“The concept of the self-regulating Earth, I suppose,” he replied, saying that it was thanks to his career at NASA that he “stumbled upon” Gaia.
And he was convinced of the importance of his legacy.
“It’s as important in its own way as Darwin’s ideas on evolution,” he said.
“We are both students of this great system that we happen to live in.”
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