Ifill plus, as easter approaches, a very different kind of fight. This one over what kind of chocolate eggs can be sold in the u. S. The problem is hershey has stopped us from selling our cadburys chocolate. This is what i do for a living and i am not going to be told i am not going to sell my chocolate. Ifill those are some of the stories were covering on tonights pbs newshour. Major funding for the pbs newshour has been provided by at lincoln financial, we believe youre in charge. Youre the chief life officer, and this is your annual shareholders meeting. Youre overseeing presentations on research and development and welcoming new members of the team. Youre in charge of it all. Lincoln financial is committed to helping you take charge of your future. Life, income, retirement, Group Benefits and advice. Lincoln financial. Youre in charge. Supported by the john d. And catherine t. Macarthur foundation. Committed to building a more just, verdant and peaceful world. More information at m
Approaches, a very different kind of fight. This one over what kind of chocolate eggs can be sold in the u. S. The problem is hershey has stopped us from selling our cadburys chocolate. This is what i do for a living and i am not going to be told i am not going to sell my chocolate. Ifill those are some of the stories were covering on tonights pbs newshour. Major funding for the pbs newshour has been provided by at lincoln financial, we believe youre in charge. Youre the chief life officer, and this is your annual shareholders meeting. Youre overseeing presentations on research and development and welcoming new members of the team. Youre in charge of it all. Lincoln financial is committed to helping you take charge of your future. Life, income, retirement, Group Benefits and advice. Lincoln financial. Youre in charge. Supported by the john d. And catherine t. Macarthur foundation. Committed to building a more just, verdant and peaceful world. More information at macfound. Org and by th
What id like to do now is start with the tenor section, then the alto and the soprano, and then ill add the bass. One, two, three, and jesus is a rock in a weary land. narrator the subject of musical texture raises a number of questions. How are the different voices or instruments in a performance put together and organized . Lets add the altos, altos, tenor, and bass, ready jesus is a rock in a weary land. narrator how many parts are there . Does one voice or melody stand out . How do the various parts relate to each other . One more time, without piano. Jesus is a rock in a weary land. man any music is a set of pferences, we like it like that. This is how we think things go together, okay. And people really have strong preferences in terms of Something Like texture. There are large regions where people really only like to hear one or two things happening at the same time. There are other places where people seem to feel thats not enough. They want a really complex texture with a lot
[cultural music montage] [playing buzzing and whirring sounds on a jewsharp] brown timbre is tone quality, you know, when you listen to a sound, when you listen to a musical note, you hear several things. [throaty singing] you hear the basic note, but you also hear some overtones. You hear some other sounds that are generated. [shrill flute plays] the particular combination of overtones that you hear gives each Musical Instrument its own sound. [single note played on various instruments] you could play a note say a g on a guitar, and you could play that same note on a flute. The fundamental frequency of the note, the g, is the same, but the timbre is not. And what makes the timbre is the mix of the overtones that you hear along with the fundamental note. [choir sings] leek timbre for me is the very essence of a particular sound and the way that it can be developed or changed in its smallest part so that it becomes something else. It can be a very pure sound like for instance, ohhhhhhh,
Peter kenmore of the United Nations food and Agriculture Organization has been working with farmers for 30 years to decrease the use of pesticides in Rice Production. Dr. Kenmore we have been able basically to substitute brains for chemicals. And in that sense, the growth rate stays up but less chemicals are used. Narrator in the yaqui valley of mexico, researchers are finding that excess fertilizer runoff from wheat crops is affecting marine life in the gulf of california. So they are turning to technology to decrease fertilizer inputs without decreasing yields. Dr. Ortizmonasterio Technology Like this can result in a winwin situation where the farmer benefits and at the same time the environment benefits. Narrator by showing farmers how to reduce pesticide and Fertilizer Use both Research Teams hope to minimize Environmental Impacts while Still Producing enough food for our growing population. A staplehroughout the globe, rice is an eential crop, providing 60 of the calories for half