During the twentieth century, all of the countries modernized and industrialized. Denmark produces electronics and Sweden produces automobiles, electronics, stainless steel, furniture, and glassware. Norway found oil and natural gas under the North Sea in the 1970s, which has helped boost their economy. Countries Sweden is the largest of the Scandinavian countries and has the highest population of 8.9 million people. The southern part of Sweden has a C climate, the middle part has a D climate, and the northern part has an E climate.
Most Swedes live in the southern part of the country dominated by both industry and agriculture.
Most of the industry is from the northern part of the country where there are large deposits of iron ore and smaller deposits of other metallic minerals such as copper, lead, zinc, and manganese. Most of the population of Denmark, 5.3 million, resides on the island of Zealand rather than on the main peninsula called Jutland. Denmark s climate can be characterized by having a C climate. The capital of Copenhagen grew as a port controlling the entrance to the Baltic Sea. Finland has a population of 5.2 million people and the majority of the population lives on the coast.