resources, ecosystems, and environmental practices.interact with the environment. it includes data on topics such as climate, naturalEnvironment also provides a comprehensive set of data describing how CanadiansIn addition to the feature article on climate change, Human Activity and theOther environmental highlightsthe past five years, it still contributes minimally to the total supply (0.3% in 2005).While production of renewable energy other than hydro has increased six-foldinGHG emissions between 2002 and 2004.About 26% of Canadian industries adopted new systems or equipment to reducereduce their GHG emissions.and the pulp, paper and paperboard mills industry each spent over 5140 million totechnologles to reduce Gris. The oil and gas industry, the wood products industryIn 2004, the business sector spent $955 million on environmental processes andprovince's total merchantable timber.in 2007. This represented about 40% of the merchantable pine and 12% of theThe amount of standing dead wood was estimated at about 530 million cubic metersBy 2007, the area affected by the infestation covered almost 13 million hectares.has had a large Impacion the forestry industry.has colineided with watmerwinter.extremes.This shift in the distribution or the beetleThe spread of the mountain pine beetle in the central interior of British ColumbiaBasin.1875 to 1993, while glacial cover decreased 36% in the south saskatchewaniter*The total glacial area of the North Saskatchewan Alver Basin declined 22% fromdisappeared completely.inventoried " Ompletely: orth and South Sasha chenan RIver baith) 23 dhaGiaciers in the Pertival ernestaingnte receding and thinning, resulting in decreasesthe Northwest Territorles."ranada has wait an nub temperatutes, The brand between 1913 and 2007 housainto procluction of goods and services torimpacts of elimate,-hangei Canada getting warmarwe pulation over the period,- My dhadlans

n5 How much did Canada's emissions of greenhouse gases change between 1990 and 2005? (2 marks) What percentage of glaciers inventoried in 1975 disappeared by 2007 in the North and South Saskatchewan River basins? (2 marks) What is the total amount of the merchantable pine in B.C. in cubic metres? (2 marks) What amount (in cubic metres) has not been infected? (2 marks)