Brazil
The Scientific Digital Library On-line - SciELO is an digital library protecting a specific assortment of Brazilian scientific journals. SciELO interface offers access to its serials collection through an alphabetic record of titles or a subject listing or a search kind by word of serial titles, writer names, metropolis of publication and topic. 17 The Union, the states, the Federal District, and the municipalities, are the "spheres of presidency".

Brazil's sights lengthen from frozen-in-time colonial towns to otherworldly landscapes of purple-rock canyons, thundering waterfalls and coral-fringed Klefer tropical islands. Then there's Brazil's biodiversity: legendary in scope, its numerous ecosystems boast the best collection of plant and animal species found anyplace on earth.

There's the dancehall forró of the Northeast, twirling carimbó of the Amazon, scratch-expert DJs of São Paulo and an endless variety of regional sounds that extends from the twangy country music of the sunbaked sertanejo to the hard-edged reggae of Maranhão.