277:
307:
Tyson then notes the delicate nature of the amount of carbon dioxide in the atmosphere can influence Earth's climate due to the greenhouse effect, and that levels of carbon dioxide have been increasing since the start of the 20th century. Evidence has shown this to be from mankind's
446:
743:
523:
472:
738:
733:
679:
154:
264:, perpetuating a devastating global war and forcing the world to come to its senses to create a peaceful society that harnesses the power of
616:
480:
554:
665:
227:
373:
from the Sun easily. Tyson then compares the motivation for switching to these cleaner forms of energy to the efforts of the
292:
from humanity's influence. Tyson begins by describing the long-term history of the planet Venus; based on readings from the
623:
369:
caused these inventions to be overlooked at the time. Today, solar and wind-power systems would be able to collect enough
343:
644:
609:
599:
527:
207:
198:
178:
32:
576:
316:
of the carbon dioxide. The increase in carbon dioxide has led to an increase in temperatures, in turn leading to
304:, the runaway greenhouse effect on Venus caused the surface temperatures to increase and boiled away the oceans.
247:
235:
386:
350:
203:
296:
series of probes to the planet, the planet had once had an ocean and an atmosphere, but due to the release of
705:
309:
317:
418:
336:
385:
The episode received a 1.3/4 in the 18-49 rating/share, with 3.52 million
American viewers watching on
231:
693:
630:
547:
332:
166:
637:
585:
391:
320:
of the melting polar ice caps and thawing-out of the permafrost to increase carbon dioxide levels.
79:
658:
313:
301:
256:
239:
447:"'Cosmos: A Spacetime Odyssey' -- "Ancient Greenhouse Worlds" (Background for Sunday's Episode)"
508:
285:
194:
672:
346:
324:
276:
191:
540:
261:
651:
328:
297:
289:
223:
89:
365:. Tyson points out that in both cases, the economics and ease of using cheap coal and
727:
397:
342:
Tyson then notes that humans have discovered means of harvesting solar power. At the
265:
219:
55:
370:
354:
215:
69:
362:
251:
567:
374:
358:
211:
65:
423:
366:
377:
and emphasizes that it is not too late for humanity to correct its course.
504:
532:
293:
312:
of oil, coal, and gas instead of from volcanic eruptions due to the
280:
The increase in surface temperatures on Earth due to global warming
275:
243:
536:
260:, where Wells predicts that humanity will develop destructive
515:
419:"'Cosmos' Visits Venus to Talk Climate Change Sunday Night"
327:
published a scientific paper regarding Man's emission of
473:"Sunday Final Ratings: 'The Bachelorette' Adjusted Up"
703:
597:
574:
242:technologies. The episode also examines the planet
138:
130:
115:
107:
95:
85:
75:
61:
51:
40:
21:
389:. It placed third and last in its timeslot behind
361:in Egypt, with a view to transforming Sahara to
288:and the evidence demonstrating the existence of
744:Television episodes directed by Brannon Braga
548:
8:
401:; and tenth out of fifteenth for the night.
555:
541:
533:
18:
190:" is the twelfth episode of the American
284:This episode explores the nature of the
409:
739:Documentary films about global warming
16:Episode of Cosmos: A Spacetime Odyssey
7:
734:Cosmos: A Spacetime Odyssey episodes
617:Some of the Things That Molecules Do
202:. It premiered on June 1, 2014, on
142:
471:Kondolojy, Amanda (June 3, 2014).
14:
445:The Daily Galaxy (May 31, 2014).
250:. The episode's title alludes to
516:Official Fox site for the series
206:, and aired on June 2, 2014, on
666:The Lost Worlds of Planet Earth
417:Gannon, Megan (May 31, 2014).
42:
1:
624:When Knowledge Conquered Fear
210:. The episode was written by
645:Deeper, Deeper, Deeper Still
610:Standing Up in the Milky Way
357:constructed a solar powered
600:Cosmos: A Spacetime Odyssey
528:National Geographic Channel
254:' novel published in 1914,
208:National Geographic Channel
199:Cosmos: A Spacetime Odyssey
33:Cosmos: A Spacetime Odyssey
760:
577:Cosmos: A Personal Voyage
349:won a gold medal for his
248:runaway greenhouse effect
177:
143:
30:
351:solar power concentrator
234:, and what we can do to
706:Cosmos: Possible Worlds
318:positive feedback loops
222:. The episode explores
281:
238:, including a look at
119:June 1, 2014
279:
694:Unafraid of the Dark
631:A Sky Full of Ghosts
505:"The World Set Free"
333:Edward Olson Hulburt
167:Unafraid of the Dark
638:Hiding in the Light
80:Neil deGrasse Tyson
687:The World Set Free
659:Sisters of the Sun
524:The World Set Free
314:isotopic signature
302:volcanic eruptions
282:
257:The World Set Free
240:alternative energy
232:Earth's atmosphere
218:, and directed by
188:The World Set Free
139:Episode chronology
101:Michael O'Halloran
24:The World Set Free
721:
720:
477:TV by the Numbers
344:1878 World's Fair
335:in the 1930s and
323:As early as 1896
286:greenhouse effect
228:humanity's effect
195:television series
184:
183:
173:
172:
116:Original air date
751:
673:The Electric Boy
557:
550:
543:
534:
519:
518:
493:
492:
490:
488:
479:. Archived from
468:
462:
461:
459:
457:
451:The Daily Galaxy
442:
436:
435:
433:
431:
414:
359:irrigation plant
347:Augustin Mouchot
325:Svante Arrhenius
179:List of episodes
145:
144:
126:
124:
44:
19:
759:
758:
754:
753:
752:
750:
749:
748:
724:
723:
722:
717:
699:
593:
570:
561:
514:
513:
501:
496:
486:
484:
483:on June 6, 2014
470:
469:
465:
455:
453:
444:
443:
439:
429:
427:
416:
415:
411:
407:
383:
274:
272:Episode summary
262:nuclear weapons
246:to inspect the
164:
152:
122:
120:
108:Production code
102:
100:
68:
17:
12:
11:
5:
757:
755:
747:
746:
741:
736:
726:
725:
719:
718:
716:
715:
711:
709:
701:
700:
698:
697:
690:
683:
676:
669:
662:
655:
652:The Clean Room
648:
641:
634:
627:
620:
613:
605:
603:
595:
594:
592:
591:
582:
580:
572:
571:
562:
560:
559:
552:
545:
537:
531:
530:
520:
511:
500:
499:External links
497:
495:
494:
463:
437:
408:
406:
403:
382:
379:
331:, followed by
329:carbon dioxide
298:carbon dioxide
290:global warming
273:
270:
224:global warming
182:
181:
175:
174:
171:
170:
158:
141:
140:
136:
135:
132:
128:
127:
117:
113:
112:
109:
105:
104:
97:
93:
92:
90:Alan Silvestri
87:
86:Featured music
83:
82:
77:
73:
72:
63:
59:
58:
53:
49:
48:
45:
38:
37:
28:
27:
15:
13:
10:
9:
6:
4:
3:
2:
756:
745:
742:
740:
737:
735:
732:
731:
729:
713:
712:
710:
708:
707:
702:
695:
691:
688:
684:
681:
680:The Immortals
677:
674:
670:
667:
663:
660:
656:
653:
649:
646:
642:
639:
635:
632:
628:
625:
621:
618:
614:
611:
607:
606:
604:
602:
601:
596:
589:
588:
584:
583:
581:
579:
578:
573:
569:
565:
558:
553:
551:
546:
544:
539:
538:
535:
529:
525:
521:
517:
512:
510:
506:
503:
502:
498:
482:
478:
474:
467:
464:
452:
448:
441:
438:
426:
425:
420:
413:
410:
404:
402:
400:
399:
398:The Good Wife
394:
393:
388:
380:
378:
376:
372:
368:
364:
360:
356:
352:
348:
345:
340:
338:
337:Guy Callendar
334:
330:
326:
321:
319:
315:
311:
305:
303:
299:
295:
291:
287:
278:
271:
269:
267:
266:atomic energy
263:
259:
258:
253:
249:
245:
241:
237:
233:
229:
225:
221:
220:Brannon Braga
217:
213:
209:
205:
201:
200:
196:
193:
189:
180:
176:
168:
162:
159:
156:
155:The Immortals
151:
147:
146:
137:
133:
129:
118:
114:
110:
106:
98:
94:
91:
88:
84:
81:
78:
74:
71:
67:
64:
60:
57:
56:Brannon Braga
54:
50:
46:
39:
35:
34:
29:
25:
20:
704:
686:
598:
586:
575:
563:
485:. Retrieved
481:the original
476:
466:
454:. Retrieved
450:
440:
428:. Retrieved
422:
412:
396:
390:
384:
371:solar energy
355:Frank Shuman
341:
322:
306:
283:
255:
216:Steven Soter
197:
187:
185:
160:
149:
131:Running time
70:Steven Soter
31:
23:
363:arable land
310:consumption
252:H. G. Wells
236:mitigate it
192:documentary
76:Narrated by
52:Directed by
728:Categories
568:Carl Sagan
405:References
375:Space Race
353:. In 1913
212:Ann Druyan
134:40 minutes
123:2014-06-01
99:John Duffy
96:Editing by
66:Ann Druyan
62:Written by
47:Episode 12
424:Space.com
381:Reception
150:Previous
103:Eric Lea
41:Episode
487:June 3,
456:May 31,
430:May 31,
392:Believe
230:on the
163: →
148:←
121: (
36:episode
714:
590:(book)
587:Cosmos
564:Cosmos
294:Venera
526:" at
300:from
244:Venus
509:IMDb
489:2014
458:2014
432:2014
395:and
214:and
161:Next
566:by
507:at
387:Fox
367:oil
204:Fox
111:112
43:no.
730::
475:.
449:.
421:.
339:.
268:.
226:,
169:"
157:"
696:"
692:"
689:"
685:"
682:"
678:"
675:"
671:"
668:"
664:"
661:"
657:"
654:"
650:"
647:"
643:"
640:"
636:"
633:"
629:"
626:"
622:"
619:"
615:"
612:"
608:"
556:e
549:t
542:v
522:"
491:.
460:.
434:.
186:"
165:"
153:"
125:)
26:"
22:"
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
