Philippine environmental activist and philanthropist Gina Lopez is remembered for her relentless fight against hazardous and destructive mining practices. She had led the ABS-CBN Foundation and had chaired the Pasig River Rehabilitation Commission. She had also served as the Secretary of Environment and Natural Resources of the Philippines.
A former broadcast journalist, Loren Legarda was known for anchoring shows such as The World Tonight, before she stepped into politics and rose to be the President pro tempore of the Senate of the Philippines. The former senator is also a prominent environmental activist.
Philippine politician Heherson Alvarez was one of the leading opponents of the dictatorial regime of Philippine president Ferdinand Marcos. He later fled to the US but continued to support the revolution against Marcos and organized the Free Philippines movement. Apart from being a senator, he also led the Climate Change Commission.