Wheatbelt farmers harvesting rocks
“The earth’s crust is made up of rocks and minerals and much of the crust is covered by water, sand, soil and ice,” Dr Palin said.
“If you dig deep enough or if the crust layer has eroded due to climate change you will always hit rocks.
“Due to this environment change, Wheatbelt growers now seem to be harvesting rocks, which are quite unbelievable."
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