div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: F Lefèvre et al Nature 454 971-975 2008 doi:101038nature07116 src=https:reader037fdocumentsusreader037viewer2022110102568139c9550346895da179c4html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divpF Lefèvre et al Nature 454 971-975 2008 doi:101038nature07116p pObserved and simulated seasonal evolution of martian ozonepdiv