Aviation, international taxation of

Aviation, international taxation of

Should aviation fuel for domestic and international flights be taxed to combat climate change? Could such a tax be used to fund development aid? Are there viable alternatives?
Biofuels

Biofuels

Are biofuels a better alternative to fossil fuels? Should their use be encouraged by government regulations and subsidy?
Animal Rights

Animal Rights

Do non-human animals have rights? I am going to look at this question partly from the viewpoint of ethics in science and partly considering how major religions treat this question. Those not interested in religious arguments per se would do well to consider at least the ethical angles involved i
Global Warming: Is More Action Needed?

Global Warming: Is More Action Needed?

Although still a controversial subject, there is a growing consensus that global climate changes are being caused by environmental pollution, especially by greenhouse gases. Do we need to take more urgent action to halt this trend?