Boreal forest fire emissions in fresh Canadian smoke plumes: C&amp;lt;sub&amp;gt;1&amp;lt;/sub&amp;gt;-C&amp;lt;sub&amp;gt;10&amp;lt;/sub&amp;gt; volatile organic compounds (VOCs), CO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;, CO, NO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;, NO, HCN and CH&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;CN
Atmospheric chemistry and physics