Respuestas al mensaje #982

One science teacher said to once my class when climate change was brought up and one student argued that climate had changed before humans too...

Building a wall is the best way to lessen the impact, americans produce way more CO2 than mexicans on average.

When Mt. Pinatubo erupted in the Philippines in the early 90s, it blew more CO2 into the atmosphere than the entire industrial revolution from...