By Mike Demuth
Becoming Water takes the reader on a travel of Canadas glaciers, describing the tales they inform and teaching the reader approximately how glaciers got here to be, how they paintings and what their destiny holds in our warming international. by way of vacationing Canadas low and high Arctic, and the mountain West, the reader will find out how diverse and complicated our glaciers particularly are, how they're measured and the way they determine into the nationwide and international tale of inevitable swap. The reader will discover ways to imagine like a scientist, specifically find out how to examine climate-related info that comprises cycles, tendencies and shifts, after which reflect on what inquiries to ask within the face of our dramatically altering surroundings. This e-book encourages Canadians to discover upstream from ourselves, studying approximately our origins and the way weather switch and encroaching human cost are greatly impacting our glaciers and consequently the normal and human landscapes that lie below--and are established upon--them.
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Extra resources for Becoming Water: Glaciers in a Warming World
Arctic Ocean Eureka Cambridge Bay Nunavut Alert Nanisivik Baffin Island Clyde River Baffin Bay Greenland Ice Sheet Davis Stra it d un So Coburg Is. Devon Is. r te as nc Pond Inlet La Grise Fjord Resolute Bay North Kent Is. Eliz a b e th I sla nds Qu een land re Is sme e ll E Iqaluit La br ad or Se a Quebec Bay ava Ung coined by celebrated French glaciologist Louis Lliboutry. Glacier reservoirs have a geometry and placement on the landscape such that they do not flow from higher to lower elevations but rather are termed stagnant, with their volumes fluctuating only on account of losses or gains in the elevation of their surface – like a hydro power storage reservoir’s level would fall or rise.
Org/wiki/Temperature_record) 49 instrument-based measurements that began around 1880 CE. We will discuss records of changing climate later, but at this juncture it is worth noting – while acknowledging the fact that there may have been regional or global fluctuations in temperature that are unrepresented by indirect proxy evidence – that global average temperatures appear to now be achieving values outside the bounds of Holocene variability. This rise in global temperatures has taken place during the time in which modern civilizations have been established and have adapted.
The range of the reconstructions for the most recent 2,000 and 1,000 years (middle panels) is based on 10 higher-fidelity records, each smoothed to a resolution of 10 years. Here the temperature anomaly is relative to the average for the instrumental era, beginning in 1880 (represented by the solid lines, smoothed to reveal five-year variability). The reference arrow describes the global value for 2010. org/wiki/Temperature_record) 49 instrument-based measurements that began around 1880 CE. We will discuss records of changing climate later, but at this juncture it is worth noting – while acknowledging the fact that there may have been regional or global fluctuations in temperature that are unrepresented by indirect proxy evidence – that global average temperatures appear to now be achieving values outside the bounds of Holocene variability.