He has spent the better part of the last decade compiling and analyzing dog behavior and he is familiar with all the data available on the cutting edge methods of training dogs. (samivy.com)
So why has he now - and for much of the last decade - done the precise opposite? (justarsenal.com)
But it wasn't until the middle of the last decade that they realized CO2 emissions could alter the chemistry of the world's oceans to devastating effect. (scientificamerican.com)