UK population must fall to 30m, says Porritt

to release - opublikować, wypuścić, ujawnić
sustainable - trwały
The trust will release research suggesting UK population must be cut to 30m if the country wants to feed itself sustainably.

to have impact - mieć wpływ
“Each person in Britain has far more impact on the environment than those in developing countries so cutting our population is one way to reduce that impact.”

relentless - okrutny, bezlistosny
Such views on population have split the green movement. George Monbiot, a prominent writer on green issues, has criticised population campaigners, arguing that “relentless” economic growth is a greater threat.

coherent - spójny
The Tory leader, David Cameron, has also suggested Britain needs a “coherent strategy” on population growth.