2179 results found
 

Plutonium

Page | December 14, 2006 at 22:08

When uranium is used as fuel in a nuclear reactor, the resulting nuclear reactions create a number of radioactive substances, including plutonium. Plutonium requires a sustained nuclear reaction to create it. Plutonium does not occur naturally in...

Anti-nuke history in NZ

Page | December 14, 2006 at 22:05

New Zealand has long been a nation of people willing to stand up and proclaim “no nukes”. It was the anti-nuclear movement that saw the founding of Greenpeace in New Zealand. Below is a timeline of some of the events that trace our nation’s...

Accidents

Page | December 14, 2006 at 22:04

The history of the nuclear age is one of accidents. But instead of issuing warnings or taking precautions, nuclear power plant operators and civil and military authorities try to conceal the truth. The past 50 years of nuclear operations have run...

End nuclear power

Page | December 14, 2006 at 21:53

Greenpeace has always fought - and will continue to fight - vigorously against nuclear power because it is an unacceptable risk to the environment and to humanity. Greenpeace wants to see a halt on the expansion of all nuclear power development,...

Nuclear Free NZ

Page | December 14, 2006 at 21:48

New Zealand became Nuclear Free in 1987, with the passing of a strong anti-nuclear law.

Other gases

Page | December 13, 2006 at 4:01

Although carbon dioxide is the most significant greenhouse gas in terms of human emissions, we are also adding others to the atmosphere that are even better at trapping heat. The Kyoto Protocol covers emissions of five gases beside carbon...

CO2 emissions

Page | December 13, 2006 at 3:58

Carbon dioxide and fossil fuels: where do the greenhouse gases come from, who put them in the atmosphere and what can we do about it?

Greenhouse effect

Page | December 13, 2006 at 3:56

The Earth's atmosphere is made up of a blanket of gases, which trap enough heat to sustain life. However, by burning fossil fuels and cutting down forests humans pump billions of tonnes of carbon dioxide (CO2) into the atmosphere. We also add...

Deforestation

Page | December 13, 2006 at 3:52

Deforestation is a major cause of climate change because it releases huge amounts of carbon into the atmosphere contributing to the greenhouse effect. Deforestation and forest degradation are both a cause and a result of climate change. Plants...

Climate research

Page | December 13, 2006 at 3:48

Over the last decades scientific methods for researching and understanding the climate have come along way in helping us build a picture of how climate change is happening. It was realised by the mid-18th century that some gases in the Earth's...

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