The world’s number one miner, BHP Billiton, has delayed its $30 billion Olympic Dam copper-uranium expansion and said no major projects would be approved until June 2013 as it tries cutting costs.

See http://www.mining.com/bhp-ditches-olympic-dam-plans-as-profit-tumbles-73572/?utm_source=digest-en-mining-120822&utm_medium=email&utm_campaign=digest.

The Olympic Dam mine has been the subject of big protests recently – see http://londonminingnetwork.org/2012/07/a-lizard-seeks-revenge-on-bhp-billiton/.