The first <a href="https://en.wikipedia.org/wiki/Earth_Day" id="mw9A" rel="mw:WikiLink" title="Earth Day">Earth Day</a> proclamation is issued by <a href="https://en.wikipedia.org/wiki/Joseph_Alioto" id="mw9Q" rel="mw:WikiLink" title="Joseph Alioto">Joseph Alioto</a>, <a href="https://en.wikipedia.org/wiki/Mayor_of_San_Francisco" id="mw9g" rel="mw:WikiLink" title="Mayor of San Francisco">Mayor of San Francisco</a>.