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lonnie thompson and his team have been risking their lives for over three decades drilling into mountain glaciers ice that has remained frozen for thousands of years. the ice cores they retrieve contain a perfectly preserved record of the earth s past climate. looking toward the future, chris field has created a time machine in a northern california grassland. the jasper ridge global change experiment is subjecting an entire ecosystem to the predicted climate conditions possible 50 to 75 years in the future. both research programs one looking into the past and the other toward the future will ultimately provide us with better ways to predict and cope with earth s changing climate. [ wind whipping ] man: i ve climbed a t of mountains and i ve been told that i hold the world s record for the amount of time a human being has spent above 18,000 feet, which is 3 1/2 years of my life. but i ve always had a purpose for going up there. and unlike mountaineers, i am always ....
narrador: bienvenidos a otro episodio de destinos: an introduction to spanish. primero, algunas escenas de este episodio. ino me grites así, juan! ya traté de explicarte los problemas de la producción en nueva york. no entiendo por qué actúas como un niño mimado. sólo roberto podría escoger una profesión tan peligrosa. ¿por qué no estudia para ser un médico, ingeniero o abogado como tú? en este episodio vamos a aprender vocabulario relacionado con las profesiones y las carreras. consuelo: ¿y sabes qué profesión tiene esta señora? maricarmen: esta es dentista. y ésta es enfermera. mira, y éste es un maestro. y éste ¿sabes qué es? es un veterinario. ¿y éste, qué es? este es un periodista. trabaja en los periódicos, ¿no? sí. y ésta es actriz. y éste es actor. ¿y sabes qué profesión tiene este señor? no, mamá. es un hombre de negocios, como tu tío carlos. tío carlos es profesor. no, es un hombre de negocios. es un hombre de negocios. tam ....
for over three decades, drilling into mountain glaciers ice that has remained frozen for thousands of years. the ice cores they retrieve contain a perfectly preserved record of the earth s past climate. looking toward the future, chris field has crted a time machine in a northern california grassland. the jasper ridge global change experiment is subjecting an entire ecosystem to the predicted climate conditions possible 50 to 75 years in the future. both research programs one looking into the past and the other toward the future will ultimately provide us with better ways to predict and cope with earth s changing climate. [ wind whipping ] man: ie climbed a t of mountains, and i ve been told that i hold the world s record for the amount of time a human being has spent above 18,000 feet, which is 3 1/2 years of my life. but i ve always had a purpose for going up there. and unlike mountaineers, i am always looking for the simplest, safest way we can get our crew up ....
clues for what the future may hold are frozen deep within ice on the world s highest mountains. lonnie thompson and his team have been risking their lives for over three decades, drilling into mountain glaciers ice that has remained frozen for thousands of years. the ice cores they retrieve contain a perfectly preserved record of the earth s past climate. looking toward the future, chris field has created a time machine in a northern california grassland. the jasper ridge global change experiment is subjecting an entire ecosystem to the predicted climate conditions possible 50 to 75 years in the future. both research programs one looking into the past and the other toward the future will ultimately provide us with better ways to predict and cope with earth s changing climate. [ wind whipping ] man: i ve climbed a t of mountains, and i ve been told that i hold the world s record for the amount of time a human being has spent above 18,000 feet, which is 3 1/2 years ....
resource, our forests. but carbon pollution is not just an attack on our forests, it s also an attack on our farming. indeed, drought across the u.s. is a huge and growing throat t to ago cull. in the state of organizer, we e had three of the worst droughts in the klamath basin. 2001,, then the worst-ever drought of 2010, and then the worst-ever drought of 2013, and now we re looking at the possibly of the worse of any drought in 2014. hopefully we ll have a lot of precipitation and a lot of snow in the coming weeks and that won t be the case. but if you were looking right now just at the snowpack, it is possibly we ll have the fourth worst-ever in a 14-year period. this is devastating to our rural farming economy. absolutely devastating. and so let s take a look at the impact of coming from smaller snowpacks. snowpacks are a significant piece of this puzzle. and if we were to take and look at the pacific northwest and we were to basically draw a circle about like th ....