Trees struggle to 'breathe' as climate warms,

<p>Trees are struggling to sequester heat-trapping carbon dioxide (CO2) in warmer, drier climates, meaning that they may no longer serve as a solution for offsetting humanity&rsquo;s carbon footprint as the planet continues to warm, according to a new study led by Penn State researchers.</p>

Related Keywords

California ,United States ,Berkeley ,Max Lloyd ,Rebekaha Stein ,Richards Barclay ,Daniele Ibarra ,Todde Dawson ,Daniela Stolper ,Davidw Stahle ,Proceedings Of The National Academy Sciences ,National Oceanic ,Us Department Of Energy ,Atmospheric Administration ,Agouron Institute ,University Of California ,Us National Science Foundation ,Method Of Research ,University Of Arkansas ,Heising Simons Foundation ,Penn State ,National Academy ,Smithsonian National Museum ,Natural History ,