Northwest passage open across Arctic Ocean for the first time; Calderón says border fence will harm both Mexico, US; Olmert vows to work for peace...

9 October :: The fabled 'Northwest Passage' through northern Canada was ice-free this summer for the first time in recorded history, and is being explored by a Canadian Coast Guard ice-breaker, whose journey will be far easier than any before through the glacial route; climate models had not foreseen such intense Arctic-wide ice-melt until one or two decades further into the future; Canada, Denmark, the US and Russia, may now compete for the right to use or control parts of what may become a seasonal shipping route as the planet keeps warming... Sen. Barack Obama (D-IL) proposes national cap on greenhouse gas emissions, auction system that would force polluters to pay, saying "No business will be allowed to emit any greenhouse gases for free"; plan would bring US emissions to 1990 levels by 2020, to 80% below that by 2050... Mexico pres. Felipe Calderón has criticized US pres. Bush for building security barrier between two countries, saying nations should "build bridges, not fences", says he believes economic expansion in Mexico is best way to solve problem of mass economically-driven migration to the north... Israel PM Ehud Olmert has told MPs he will devote the coming year to security a lasting peace with Palestinians; while conservative ministers berated him, Olmert said he believed the Abbas gov't was devoted to peace and its commitment to that end should not be squandered; senior Palestinian negotiator Saeb Erekat welcomed the remarks saying it showed Olmert understood that "time is of the essence"... CA group reported to be collecting signatures to put former VP Al Gore's name on ballot for 5 February primary elections; 2000 Democrat candidate for presidency has repeatedly said running is not in his plans, but has never fully ruled out running... Burmese junta names retired general as liaison to Nobel-laureate opposition leader Aung San Suu Kyi, under house arrest; move is direct response to suggestion by UN envoy Ibrahim Gambari, opposition worries it is "cosmetic" step meant to deflect attention from violent crackdown; Singapore arrested 6 demonstrators who criticized Burma's military gov't, as it does not allow gathering of more than 5 people in public without permission...

Sarkozy campaign against 'sans papiers' includes police storming homes, woman killed, child in coma, public mounts 'resistance'...

3 October :: Guardian newspaper reports Sarkozy campaign against immigrants has led to police "storming" private residences, people falling from balconies —at least one woman killed, one youth in coma—, new underground network of conscientious citizens hiding children to prevent parents' deportation, estimated 20,000 have joined 'new resistance' to prevent rounding up of neighbors... Intense ice-melt across Canadian Arctic has split Ayles Ice Island —iceberg the size of Manhattan— in half, with one section traveling up to 98km in one week; record ice-melt has startled climatologists, Coast Guard... Chinese scientists and officials have warned Three Gorges dam project will cause "environmental catastrophe unless accumulating threats are quickly defused, senior officials and experts have warned"; according to the Environmental News Network, even top officials at the dam itself, who have formerly defended its safety, now say local ecosystems are facing calamitous stresses and action needs to be taken...

Ban calls for global action to slow climate change; Antarctic melt moves inland; Ahmadinejad in NY...

25 September :: UN Sec. Gen. Ban Ki-moon has called for concerted action to slow global warming, saying "I am convinced that climate change, and what we do about it, will define us, our era, and ultimately the global legacy we leave for future generations"... Discovery reports "Antarctica's once fringe-thawing is moving well inland, say scientists who have studied water-sensitive microwave satellite data spanning the years 1987 to 2006"; in 2005, considered a major event in terms of hot weather, with melt found more than 500 miles inland and at 5,500 feet elevation in the Transantarctic Mountains... Iran pres. Mahmoud Ahmadinejad addresses Columbia University, after univ. pres. introduces him as a "cruel and petty dictator" who is "astonishingly uneducated", captures US media attention, makes plea for his nation's right to nuclear power; protesters outside called him the "new Hitler"... UK health secretary has announced plans to "remorselessly" fight to eliminate hospital 'superbugs'; Johnson says he plans to see "zero" incidence of MRSA in UK hospitals... Social networking site helps Kentucky youth bring pres. candidate Edwards to town of 229, Columbus, KY, once considered by Thomas Jefferson for national capital after burning of Washington; Shawn Edwards, 24, is also running a campaign to try to unseat Senate minority leader Mitch McConnell...