1.0Sightline Institutehttps://www.sightline.orgClark Williams-Derryhttps://www.sightline.org/profile/clark-williams-derry/rich600338<blockquote class="wp-embedded-content" data-secret="BqNlQyjCGC"><a href="https://www.sightline.org/2007/09/05/poplar-mechanics/">Poplar Mechanics</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.sightline.org/2007/09/05/poplar-mechanics/embed/#?secret=BqNlQyjCGC" width="600" height="338" title="“Poplar Mechanics” — Sightline Institute" data-secret="BqNlQyjCGC" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); /* ]]> */ </script> Oregon Public Broadcasting is reporting on the efforts of a WSU researcher to turn poplar trees into transportation fuel: [P]oplars [are] an on demand fuel source. Trees can be chopped down year round, chipped up and then fermented to create ethanol. According to the researcher, an acre of poplar could supply about one thousand gallons […]