Assertion: climate change | /r/CreatedBy | excess greenhouse gases
Facets:
value: from human activities
type: OTHER
value: primarily
type: DEGREE
Source sentences:
text: This broad consensus that climate change is happening and is caused primarily by excess greenhouse gases from human activities is based on multiple lines of evidence, from basic physics to the patterns of change through the climate system (including the atmosphere, oceans, land, biosphere, and cryosphere).