Under the Kyoto Protocol, developed countries took on a bigger share of limits, which led to positive changes in the pollution levels worldwide.
increases in the participation of developing countries.
China becoming the leading producer of carbon dioxide emissions.
Canada becoming the world leader in its lowered levels of pollution.

China becoming the leading producer of carbon dioxide emissions

Explanation:

The Kyoto Protocol simply focused on how pollution can be limited. According to the Kyoto Protocol, the indutrialized nations of the world should seek to ensure that greenhouse gases emissions are reduced in a bid to tackle climate change.

Under the Kyoto Protocol, developed countries took on a bigger share of limits, which led to China becoming the leading producer of carbon dioxide emissions.

The correct option is C.

C

Explanation:

China becoming the leading producer of carbon dioxide emissions.

correct on edgn december 2020

i hope this helps! merry christmas eve! <33 :)

bibliography and citations to credit the sources hope this you if not my deepest of apologize ^w^

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