Shell, BP fined for distributing petrol that did not meet US's legal standards
Lungful of poison
Of fixing price for natural gas
Mercedes Benz to pay EPA for failing to disclose defects in air pollution standards
Lives laid waste
A time-bomb ticking
A joke we've played on ourselves
Nutrient paradox
Fertilisers upsetting natural nitrogen, phosphorous flow
Pray before you spray
Household cleaning products cause cardiac diseases