Climate is more complex than cooling or warming over a two year timeframe. There is a superposition of many oscillations [1] and these have to be separated and

Climate is more complex than cooling or warming over a two year timeframe. There is a superposition of many oscillations [1] and these have to be separated and removed before finding a trend [2]. [1] https://en.wikipedia.org/wiki/Climate_oscillation https://en.wikipedia.org/wiki/Climate_oscillation [2] http://www.atmos.umd.edu/~ide/data/research/publication/ssa_revgeophys02.pdf http://www.atmos.umd.edu/~ide/data/research/publication/ssa_...