Building construction is responsible for 11% of annual global carbon emissions, and the production of steel, concrete, iron, and glass are major contributors to that figure.

建筑施工占全球年度碳排放量的 11%，而钢铁、混凝土、铁和玻璃的生产是这一数字的主要贡献者。

So while a broken window and sealed window both have the same minimal effect on radiation, thick layers of steel, concrete, and packed earth can offer serious protection.

不管是破的窗户和还是密封的窗户对辐射来说作用都是最小的，只有厚钢板，混凝土，泥土才可以提供更有效的保护。