...in comparison with that conveyed by ocean-currents ; for the heated air rising off the hot ground of the equator, after ascending a few miles becomes exposed to the intense cold of the upper regions, and having to travel polewards for thousands of miles in those regions, it loses nearly all the heat...

...above themselves. The heated air rising off the hot burning ground at the equator, after ascending for a few miles, becomes exposed to the intense cold of...heat, and returns from the equator much colder than it came. It is impossible that -we can receive any heat directly from the equatorial regions by means...

...above themselves. The heated air rising off the hot burning ground at the equator, after ascending for a few miles, becomes exposed to the intense cold of...heat, and returns from the equator much colder than it came. It is impossible that we can receive any heat directly from the equatorial regions by means of...

...warm, iso. they would elevate the snow-line above themselves. The heated air, rising off (Con'ci.) the hot; burning ground at the Equator, after ascending...of the atmosphere ; it then very soon loses all its Jieat, and returns from the Equator much colder than it went thither. It is impossible that we can...

...they must therefore lie in a region of which the temperature is actually below the freezing-point. In fact, if those currents were warm, they would elevate...perfectly true that the south-west wind, to which wo owe so much of our warmth in this country, is a continuation of the anti-trade ; but the heat which...

...in comparison with that conveyed by ocean currents ; for the heated air rising off the hot ground of the equator, after ascending a few miles becomes exposed to the intense cold of the upper regions, and having to travel polewards for thousands of miles in those regions, it loses nearly all the heat...

...they must therefore lie in a region of which the temperature is actually below the freezing-point. In fact, if those currents were warm, they would elevate...the upper regions of the atmosphere ; it then very soou loses all its heat, and returns from the equator much colder than it went thither. It is impossible...

...in mind. In the passage we have quoted, he speaks of the hot air rising from the earth and becoming exposed to the intense cold of the upper regions of the atmosphere. But, what can this cold be but the coldness of the very air itself which has been rising up ? If the...