ts PM10 and NO2. We will let all fields to be
returned (dataset columns).</p>
<p>We will use a sample key from the website for this demonstration.</p>
<div class="sourceCode" id="cb12"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="fu"><a href="../reference/register_api_key.html">register_api_key</a></span><span class="op">(</span><span class="st">"579b464db66ec23bdd0000019fc84f43ca52437351b43702f5998234"</span><span class="op">)</span>
<span class="co">#&gt; Connected to the int