Please provide -500-800 words per answer and cite appropriate references in the text and provide a list of any references used at the end of the question (suggesting at least five references, but not required).
Question: The Permafrost Carbon Feedback (PCF) is a potentially destabilizing force in a warming Arctic with potential to derail Net Zero targets and Nationally Determined Contributions for northern nations. With respect to the PCF what is likely the timescale of the PCF impact and what magnitude might it be?How well do we know the size and magntidue of the PCF?Are there ways to intervene and decrease the PCF?
Requirements: Please answer every small questions above. Simple language can be used, the only thing important is correctness. All the statements that you made need to have a source behind it. Thanks