Environmental activist Pua Lay Peng is angered and upset by a brazen paint attack on her sister and her house in Kuala Langat but is determined not to back down.

"I felt angry, frightened and sorry for my sister who suffered from almost one litre of paint splashed onto her body. But I will keep my commitment as an activist until my last breath. Losing our health means we lose everything," she told Malaysiakini in an interview today.

Pua is an activist with the Kuala Langat Environmental Action Group and she has been speaking out against illegal plastic dumping sites in Jenjarom...