Answer:
health, traditions, economic base. hope this helped!
God bless!!
France
Germany
United Kingdom
Answer:
The drawbacks of regionalism include the possibility for each individual city or county to lose their respective independence and/or identity.
The main sources are humans which is why it is stated that the global warming is man made. The levels have increased beyond all measure, increasing since the 1950s by a 100 CO2 parts per million, and it keeps increasing by 2ppm on a yearly basis. The statistics from the industrial revolution era are not much different and show how much we've increased the CO2 in modern times.
