Global Warming

Global Warming Information Page Covers the story in the news and in politics.
Global Warming Interactive Illustrated coverage of the problem.
Global Warming 'Skeptics' Page A more sceptical look at the issues (American content)
USA Environmental Protection Agency Covers all areas of the global warming debate.
Environmental News Network Report on climate change.
NOAA - National Ocean Service Links to other resources about the seas and oceans.
Ocean Planet Virtual exhibition about all aspects of oceans.
ENN Ocean Quiz Test your knowledge of the world's oceans.
Water World What would happen if the ice caps melted? Find out here.

Tourism

The Rough Guide Introductory tourist/travel information about many places worldwide.

Development

CIA World Factbook In depth country details for all countries of the world.
United Nations Development Programme Details of current UN development programs in LEDCs.

Brazil and Amazonia

CIA World Factbook - Brazil Page Brazil page - in depth with maps. Includes economic indicators of interest.
Brazilian Embassy Home Page Covers many aspects of Brazilian life, including environment and football. Also contains links.
Brazil Statistics Data on environment, population, agriculture etc.
Introduction to Brazil Easy to read overview of Brazilian geography and history.
A Virtual Tour of Brazil Lots of introductory information and pictures. Good site.
Brazil - Maps and Basic Data Similar to the CIA factbook, but with a useful map. Includes brief history.
Brazilian Tourist Board Site Pictures and information - a useful site.
A Look at Rio de Janeiro All about the city, including pictures.
Rainforest Action Network A graphical site dedicated to providing news and information of deforestation and "save the rainforest" campaigns.
Gaia Forest Conservation Archives A similar, more textual site dedicated to providing news concerning the destruction of rainforests around the world.
USGS Earthshots A look at land use change in Rondônia, Brazil, part of the Amazon rainforest

Population

International Database Collated and searchable census statistics.
UK Office for National Statistics UK’s census headquarters allowing searchable queries.
UK Census Data Similarly, allowing alternative searches.
US Population Reference Bureau US census headquarters with similar features.