MACH Energy loses High Court bid over Mount Pleasant coal mine expansion in NSW after landmark climate challenge

Key points

• The High Court has upheld a climate change challenge against MACH Energy's plan to expand its Mount Pleasant coal mine in NSW. The court ruled planning authorities must consider the impact of so-called scope 3 emissions on local communities.
• The decision follows a legal battle initiated by the Denman Aberdeen Muswellbrook Scone Healthy Environment Group, led by Wendy Wales.
• The group hopes the ruling will set a precedent for future fossil fuel projects.