In contrast to the scrublands that border it to the south, the Amazonian rainforest and the waters that drain it have a remarkable abundance of plant and animal life, even though the ecosystem is a fragile one that can easily be destroyed. While giving the impression of monotony because of the apparently similar tree crowns that rise to a more or less uniform height of around 150 to 200 feet, these lands contain the greatest variety of …
showed first 75 words of 1548 total

showed last 75 words of 1548 total
…led to a series of physical and social problems, while the demand for housing has raised land values to staggering heights. As a result, members of the middle class have been forced more and more to live in minuscule apartments in densely packed high-rises, while the poor are confined to shantytowns, so-called favelas, or in more distant developments that may be several hours away from the workplace.