House why should not be built in the valley basin

Low-lying valley basin, shelter evil people and practices easily, valley basin in modern society are more vulnerable to pollution.Valley because the valley breeze and the existence of temperature difference and susceptible to air pollution.During the day, the slopes by sunlight, temperature, the temperature is higher than valley and form inversion, hollow blowing up the valley;Night, hillside heat faster, the temperature drops to the lower than valley, cold air downhill, form the mountain breeze blowing from the slope to the valley.It's like the tidal retreated, there is a break, in the hill and valley breeze conversion of intermittent time, not conducive to the spread of pollutants, most pollutants of stranded in the valley, cause air pollution.Therefore, should not be built curtilage the valley, and should be selected in the hillside, and it is best to sunny slope.

Don't put the residential construction into the pattern of "basin".If a residential area around the building foundation than low-lying, make a person as if living in the basin, the terrain is adverse to ventilation, lighting, drainage, home feel happy every day.Besides, in terms of fengshui, basin tend to accumulate some larger cloudy air density, have significant damage to habitant health, so must pay attention to when buying.