103
Table 5.6c (continued)
Order Industry, etc.
Volume of
CO 2
emissions
per 1 billion
yen worth of
value-added
(Tons)
Amount of
valueadded
(Trillions
of yen)
Percentage
(%)
Volume of
CO 2
emissions
(kt)
Percentage
(%)
34
General machinery and
devices manufacturing
industry
205
11.23
2.1%
2,299
0.2%
35
Finance and insurance
industries
107
23.48
4.5%
2,507
0.2%
36
Official duties
76
59.83
11.4%
4,546
0.4%
37
Multiple-services
business
23
27.06
5.2%
626
0.0%
38
Households (all
energies)
224,098
17.9%
Total
2,398
523.08
1,254,201 100.0%
Source: Created based on materials from the Center for Low Carbon Society Strategy, Japan
Science and Technology Agency
mation, we assumed the GDP as value-added in 2050 to be ¥600 trillion, and then
distributed it after considering the situation of each industry.
The estimation is based on the following premises. On the supply side, labor
productivity is improved due to advances in technologies such as AI, sensors, robots,
and computers, as well as sophistication of systems that make use of them. In addition, development of low-carbon, high-performance products and new processes
through the development of new materials will proceed, and production of new
materials, parts, and structural materials will also expand. However, new needs will
be created on the demand side. Although there may be changes within service
industries such as information and communications, medicine and welfare, accommodation and catering, education, wholesale and retail, and finance and insurance,
their size will expand as a whole.
Overall, technological innovation for low carbonization will progress, and a
change in industrial structure accompanying expansion of economic activity will
occur. Table  5.7 shows the current state (2013) and the future image (2050) of
industries that are expected to grow and expand in the future. Value-added will
increase from ¥190 trillion to ¥262 trillion in seven industries, mainly in the services industry, such as information and telecommunications, medical care and welfare, and accommodation and catering, while CO 2 emissions will decrease from
200 million tons to 55 million tons. These industries cover most of their energy with
electricity, and it is possible to further decrease CO 2 emissions by development of
energy saving of electric drive equipment. Therefore, it can be said that it is easier
to promote low carbonization in these industries compared with the manufacturing
industry.
5.3 Reducing CO 2 Emissions by 80% Across Japan
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