EPA tightens controls on ground-level ozone; Brazil steps up fight against illegal logging in Amazon...

13 March :: The Environmental Protection Agency plans to tighten standards for ground-level ozone pollution, reducing the maximum allowable from 84 parts-per-billion to 75 ppb over an 8-hour period; critics say "implementation could be decades away", depending on regulatory procedure and court review; last year, an official review suggested maximum allowable ozone levels of 60 to 70 ppb... Illegal logging on rise in Amazon, Lula gov't of Brazil launching efforts to combat illegal logging cartels, contributing ever more to the systematic deforestation of the world's largest rainforest, with agents living deep in the forest in order to track and prevent timber poaching... A study of teenage American girls found that 1 in four carried at least 1 of four common sexually transmitted diseases; of those infected with human papillomavirus, chlamydia, genital herpes or trichomoniasis, 15% had more than one of the microbes in their system; critics attribute the "alarming" figures in part to a federal government emphasis on abstinence as the ideal mode of prevention, and a reduced funding emphasis on education about health and safe-sex... Onetime Democratic vice-presidential candidate (1984), Geraldine Ferraro, has resigned from Sen. Clinton's campaign finance committee and refused to apologize for remarks reducing Sen. Obama's "movement campaign" to race (an issue the candidate himself has never used for political gain); Sen. Clinton had admonished Ferraro for her remarks but had not removed her from the campaign's funding apparatus; Ferraro's insistence that her remarks were not racist have been undermined by press revelations about similar remarks she made about other black candidates (ref.: Jesse Jackson in 1988)...