After ascending Makalu in 2009, he fell ill due to dissipated pulmonary and cerebral oedema and subsequently died in Kathmandu on 4 June, aged 36.
[1] In 2003 he climbed Cho Oyu's northwest face from Tibet after an unsuccessful attempt on Kangchenjunga.
On K2, he chose to give up his chance of reaching the summit in order to bring an endangered Irish climber to safety and escort him back to base camp; on Everest, he was forced to retreat because of poor weather.
[1] In 2007, Parker joined the Australian Army Alpine Association—for whom he led numerous expeditions—on their attempt to climb Gasherbrum I in Pakistan.
[1] In 2010, Parker's family donated a collection of his climbing equipment to an exhibit at the National Sports Museum in Melbourne.