Match the acronyms in Group I with the particulars in Group II.
\[\begin{array}{|c|c|} \hline \textbf{Group I} & \textbf{Group II} \\ \hline \text{P: LCA} & \text{1: building certification system} \\ \hline \text{Q: IPCC} & \text{2: hydrological assessment tool} \\ \hline \text{R: Mtoe} & \text{3: climate change} \\ \hline \text{S: LEED} & \text{4: equivalent measure of energy expended} \\ \hline & \text{5: cradle to grave} \\ \hline \end{array}\]