Les 10 concurrents veryshortintroductions.com les plus visités

global-climate-change.org.uk

I additio to these climatic feedbacks, there are other o -climatic feedbacks which may e ha ce or dimi ish the i crease i atmospheric gree house gas accumulatio . Pote tially, there are umerous feedback processes which may act o the carbo cycle, thus affecti g the tra sfer of carbo dioxide betwee the various compo e ts (sectio 6.4.1). Carbo storage i the ocea s will be affected by both cha ges i water temperature a d ocea circulatio resulti g from global warmi g. Warmer water stores less CO2 (sectio 5.3.1.2), a d future atmospheric CO2 i crease may be amplified by somethi g like 5 to 10% by this effect (Lashof, 1989). A slow dow i vertical overtur i g withi the ocea s will reduce the uptake of atmospheric CO2. I additio , reduced utrie t recycli g would limit primary biological productivity i the surface ocea s, thereby i [...]

e-enlightenment.com

electronic enlightenment, university of oxford. digitizing letters from the 17th–19th centuries, ee reconnects the first global social network.

glopp.ch

this domain may be for sale!

historyofeducation.org.uk

For our next few episodes, we’re going to turn to performance and look at how music, theatre and dance have intersected with education in the past. Our stop will be in early modern England, where Dr Amanda Eubanks Winkler will be our guide to performance in the schoolroom. Amanda is a historian of English music […]

americanheritage.org

Popular sovereignty is the idea that political power resides in the people of a community or state, not in a particular person or sub-group.