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diff --git a/doc/tex/introduzione.tex b/doc/tex/introduzione.tex
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@@ -120,7 +120,7 @@ raising, they drew closer to the USA and other trading partners enjoying the
 benefits of trading with one of strongest economies among industrialized nations
 post war. Today those benefits gave to the Canadians one of the highest
 standards of living. When Canada's prosperity grew the ability to support the
-citizien grew as well. Such as employement insurance, old age security and
+citizen grew as well. Such as employment insurance, old age security and
 pension plans, or even public fundings for education. The Canadian society
 today is known to be open and flexible to other cultures, that's why the
 Canadian population is composed of many ethnic groups. 
@@ -131,7 +131,7 @@ colonial powers that brought them there, were France and the United Kingdom.  As
 official currency Canada uses the Canadian Dollar (CAD), since 2016 one Canadian
 Dollar equals
 \href{http://www.xe.com/currencyconverter/convert/?Amount=1&From=CAD&To=CHF}{
-    0.76 Swiss Francs}. Canada's GDP (as Q2 2015) is more than twice the swiss
+    0.76 Swiss Francs}. Canada's GDP (as Q2 2015) is more than twice the Swiss
 one \cite{swisseconomy} with a market price of 1'996'804 millions of Canadian
 dollars \cite{statscan:ecoimpexps} which roughly equals to 1.54 millions of
 million of Swiss francs. Canada is more open than his neighbour USA, it has
@@ -150,12 +150,24 @@ tongue.  17.5 percent reported speaking at least two languages at home.
 % as seen in these graphs the ethnic diversity is
 % very high.
 
+\subsection{Geography}
+Canada is the world's second largest country. It's so big that lots of different
+landscapes can be found. Canada is scattered of many rivers and lakes, it has
+over 2 million of them, and is home of 1/7 of the world's drinkable water.
+Canada has a land mass of 9'970'610 square kilometers and encompasses six time
+zones.  Northern Canada's Arctic islands come within 800 kilometers of the North
+Pole.  In northernmost Canada only 12\% of the land is suitable for agriculture
+because of the harsh cold environment. Most of the population lives south a few
+hundred kilometers from the border, where the climate is milder. The capital
+city of Canada is Ottawa, which has a population 1,236,000 people living in the
+metropolitan area. 
+
 \section{Natural resources}
 Canada's huge land area makes it one of richest countries from a natural
 resources standpoint. Indeed Canada has the third largest reserve of crude oil
 in the world and it is the second production of Uranium
 \cite{nrcan:energyfactsbook}. But Canada is also a leader in renewable energy
-production with a 18.9\% of total energy supply coming just from renewables
+production with a 18.9\% of total energy supply coming just from renewables 
 \cite{nrcan:renewables}. Even if most of the energy produced can be considered
 eco-friendly Canada still relies heavily on non-renewable energy source as we
 will see in the next paragraphs.