The
UNEP administers an award called the
Global 500 (sponsored by
Alcoa) which highlights individuals + organisations who have made a difference + helped the environment.
There are lots of well known and less known recipients worthy of recognition and I recommend finding out more about a few of them using this
search function.
UK laureates include
Norman Myers,
James Lovelock,
Jonathan Porritt,
George Monbiot,
Margaret Thatcher +
David Attenborough.