Painting the US side black to heat the wall up. The sun tends to be on the South side...so, the MX side. Also, the sun goes down - wall cools off. Sun on the wall from November to April - probably not that big of a deal.
Painting the US side black to heat the wall up. The sun tends to be on the South side...so, the MX side. Also, the sun goes down - wall cools off. Sun on the wall from November to April - probably not that big of a deal.
Well.. duh! Don’t expect the stupid MAGA running this country to have even thought of that contingency 🤪