(cont. on next page) in figures

begin{figure}[h]
    centering
    begin{subfigure}[b]{0.3textwidth}
        includegraphics[width=textwidth]{Figures/Chapter I/1.1a.png}
        caption{}
        label{fig:1.1a}
    end{subfigure}

    begin{subfigure}[b]{0.3textwidth}
        includegraphics[width=textwidth]{Figures/Chapter I/1.1b.png}
        caption{}
        label{fig:1.1b}
    end{subfigure}
    vspace{-2baselineskip}
    caption{(a) The energy consumption and (b) CO{${_2}$}-emission in Europe
     (Source: European Commission (2020))}label{fig:1.1}
end{figure}

How can I format this code in two pages like in the following pictures?