It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
The academic died "peacefully" at 12:30 (10:30 GMT) at the Life Cycle clinic in Basel, from an infusion of Nembutal, a barbiturate, said Philip Nitschke, founder of Exit International, the group which helped him take his own life.
In his final minutes he was played Ode to Joy from Beethoven's 9th symphony. Mr Goodall's last meal was his favourite - fish and chips and cheesecake.
Mr Goodall had lived on his own in a small flat in Perth, Western Australia, until only a few weeks before his trip to Switzerland. He stepped back from full-time employment in 1979, but remained heavily involved in his field of work.
Among his achievements in recent years, Mr Goodall edited a 30-volume book series called Ecosystems of the World and was made a Member of the Order of Australia for his scientific work.
In 2016, aged 102, he won a battle to keep working on campus at Perth's Edith Cowan University, where he was an unpaid honorary research associate.
Mr Goodall said he resented having to leave Australia to end his life. Assisted dying is legal in only one state, but eligibility requires a person to be terminally ill.
Meanwhile, Switzerland has allowed assisted suicide since 1942.
Mr Goodall arrived in Basel on Monday after visiting relatives in France, and spent his final full day exploring the Basel University botanic gardens with three of his grandchildren.
Among his achievements in recent years, Mr Goodall edited a 30-volume book series called Ecosystems of the World and