With regard to the government’s calculations for nitrous oxide emissions associated with nitrogen fertilizer use: (a) what were the data sources the government based its calculations on for the current nitrous oxide emissions from fertilizer use in Canada; (b) what data and emissions calculations did the government receive from each source in (a); (c) how did the government calculate the (i) total direct and indirect nitrous oxide emissions from the agricultural sector, each year from 2005 to 2020, (ii) sector’s share of national nitrous oxide emissions and percentage changes over time; and (d) what were the specific policy and scientific rationales for choosing a 30% reduction fertilizer emissions threshold?
In the House of Commons on September 18th, 2023. See this statement in context.