Read the passage and find if the passage agrees, disagrees, or has a neutral stance on whether Global warming is caused by human activities. Answer only with keyword (a) agrees - if passage agrees with the target (b) disagrees - if passage disagrees with the target (c) neutral - if the given passage neither agrees nor disagrees with the target. You don't need to use external knowledge in this task, and you have to answer based on the given passage.

The science is uncertain and the costs of reining in carbon dioxide and other emissions will be too high.
disagrees

We had just lived through the third consecutive year of the highest global temperatures on record and the lowest levels of Arctic ice.
agrees

Anthropogenic warming theory just didn't stand up.

disagrees