Max Rheese argues that a repeat of Black Saturday is inevitable, and advises that more effort be made to control bushfire fuel by prescribed burning. 

Greenpeace anti-whaling campaigning has recently been focusing on educating the Japanes public, who are still surprisingly unaware of their government's actions, writes Junichi Sato.

Peter Spencer's recent hunger strike raised awareness of the human cost of implementing climate change policy in farming areas. Christopher Monckton draws attention to this issue, questioning the scientific basis of these policies in a global context.

According to Tim Wilson, palm oil is substantially more sustainable compared with other oils: it needs less land and less resources to produce more.

Weeding, which causes problems for women in developing countries, can benefit from modern biotechnology, says Jonathan Gressel.

Soil science and agroforestry can help tackle climate change and boost crop yields, say M. S. Swaminathan and Dennis Garrity.

Most people think of the human race as separate from other life on Earth, but that’s a big mistake, writes George Mawer.

According to Dr Peter West, ADHD causes thousands of kids around the western world to be needlessly drugged every day.

Unless biofuels are able to compete with electricity there is no economic reason for their production for transport, argues Mike Pope.

Whether or not a decision on climate change policy emerges from Copenhagen, 12 December will be remembered for the day that people from all walks of life seized the initiative from their so-called leaders, writes Dr Saleemul Huq.