The Trump administration is removing federal limits on drinking water contamination by four of six PFAS ('forever chemicals') and delaying enforcement on the two already designated as toxic, citing its 'Make America Healthy Again' plan. PFAS do not break down in the environment and are linked to kidney cancer and developmental delays in infants.

Want to get this in your inbox every weekday? Sign up for the Afternoon Update here , and start your day with our Morning Mail newsletter Good afternoon. The Australian government says it has launched legal action against the multinational manufacturer 3M over Pfas chemical contamination at defence bases, seeking damages of more than $2bn (US$1.4bn).