"symbol">x</span><span class="keyword">,</span> <span class="argument">pad</span>&nbsp;<span class="argument">=</span>&nbsp;<span class="number">0</span><span class="keyword">)</span></pre>
    
    <h2>Arguments</h2>
    <dl>
      <dt>x</dt>
      <dd>climate data as returned from as_tcclimate</dd>
      <dt>pad</dt>
      <dd>how many previous years should be padded with NAs? This is useful when
we want to use the full range of available data when all predictors derive
from the current year (pad = 2, or 