What are the challenges of producing a net zero home, especially here in Canada?

These Challenges can be technical. The location of Canada contributed to this. The cold temperature of Canada e,g Edmonton with Winter temperatuture of -32 degrees,and Winter solstice of 7.5hours of daylight put barriers to  the activities of the  working group in the design of the net-zero house.

Besides demand for water heating for usage ,in the cold winter, space for working are additional factors affecting the design of these houses.

Furthermore, limited domestic electricity and days of intensive sunlight intensity are additional  barriers,

Explanation:

the following men who did not in the unification of italy were.

a) giuseppe mazzini

c) alexander ll

the other two men were camilo cavour and giuseppe garibaldi they the unification of italy by yielding territories in the italian unification. in 1861 italy was declared a united-nation state under the sardinian king victor immanuel ll.

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