Precipitation in the tundra totals 150 to 250 mm a year, including melted snow. That's less than most of the world's greatest deserts! Still, the tundra is usually a wet place because the low temperatures cause evaporation of water to be slow.
In this period, Brazil came back to the two party political system. With the return of democracy, in 1986, and the establishment of the 1988 Constitution, the multiparty political system was set back and several parties were founded.
Although Brazil is positioned by the Transparency International only in the middle of the corruption scale (76 out of 168), the size of the Country's economy (9th biggest in the World) makes it unprecedented. Even the highest post in the Land, this of the President, isn't immune to accusations.