Summary Summary Companies Dash on to break China's grip on battery materials Australia lagging U.S., Canada, EU incentives Industry wants subsidies, land access, faster permitting Funding, technology pose challenges MELBOURNE, March 30 (Reuters) – Australia is at risk of losing its head start in critical minerals processing because it has not yet laid down a national strategy, even as other governments are splashing out incentives to grab market share and bolster security. Supplier of nearly half of the world's lithium, Australia is also the world's third-largest cobalt exporter and a significant producer of rare earths, copper, graphite, manganese and other…