What was one of the final straws that caused Congress to draft the Declaration of Independence?

Since the articles of confederation were not suited for America because of lack of taxes, military, weak central government, congress held the constitutional convention and started to draft the Declaration of Independence.

Climate change is impacting the foothills of the Andes Mountains by melting them. 22% of the the surface area of these tropical glaciers have already disappeared within the last 30 years. In the dry seasons so many of the people and the wild life in the area depend on these mountains to provide drinking water. Not only that but these tropical glaciers play a key role in regulating the water supply for these peruvians.