narrator immigratioto saoaulo s slowedgain, ( sslator:softhe98e and es, but birth ras coinue toncreasepulation or arojectop ceg ib s ciwhicget a swi dow rinher case, has crsed.popitys sao pao willontinutoe one of t world's mega-cies. the urban geography of immigration and ethnic diversity real a complex pattern of squatter settlements and self-construction. with luck and ha work, the newest residents will get their chance to share in the wealth and sophistication thats sao paulo. narrator: large tropical raiforests are qukly vashing.d, ree examine sel themes,ess, inb than sincluding:opical forese; maalof sustainabelopmend anspo; e amazon rain forest-- and its diity ofife.e worldfor s the forest ecosystem iselicate e of plants and animals, soil and water. like geography, ecology is an integrative science, bringing togethema pblems into one view. ecologist daelepstad isesearch the an.fec of worsens whether he gria in the forescanopy ecologist daelepstad isor mapng ion compu a spatiall the future othe amazon, ndstan the future.tonderstan we reay haveo go back in time and ink abouthe first