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  • Illustration of heat rays moving from the Sun towards the Earth. Caption: Thus, the climate will change during the course of a year.

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Moko is enjoying Alarick's country. The warm weather has returned, the trees have flowered and food is plentiful. Moko thinks now the cold has passed life here will be easy. An old man tells him that the cold will return, but Moko doesn't want to believe him and lets time pass. He sees the beauty of the changing seasons and one morning...winter!

    (Source: DCMP)

  • Illustration of clouds in the sky. Caption: (narrator) Thunderstorms occur when it's hot and humid near the ground,

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, as a storm approaches, Moko wants to seek shelter beneath a tree on a hill. An old man warns him against staying there, and tells him to return to the village because the tree might suddenly catch fire. On his way, the tree is hit by lightning and bursts into flames. Moko is frightened by the thunderstorm. He thinks that a man who is able to predict such a thing must be a great wizard.

    (Source: DCMP)

  • Illustration of a pocket of water below the earth's surface. Caption: The water tables are nourished by the seeping-down rains.

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Moko learns about water tables and how streams develop. During the dry season, the river level drops and the remaining water turns to mud. He can't swim or drink the water. A man with a strange stick points the stick to the ground, and when Moko digs down there, water gushes out! Moko learns that even if no rain falls, Mother Earth could still be generous if you know the right way to ask her.

    (Source: DCMP)

  • Illustration of cold air near the ground and warm air at higher elevation. Caption: Winds are born between these air zones.

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Moko thinks that somewhere lies a creature that blows so hard that it makes the boughs of trees quiver and creates the desert dunes. He believes that the clouds flee before the wind comes because they are afraid of the creature. He decides to go look for it. Tired after walking beneath the hot sun, a fresh, light breeze makes his rest more pleasant. However, the creature is actually the Harmattan blowing over West Africa.

    (Source: DCMP)

  • Central point of light surrounded by nebulous cloud-like structures and glowing light. Caption: The intense light of a supernova travels outward,

    Features different systems of measurement and their value to science in five separate segments. Stardust Elements: Looks at the life cycles of stars and explains how the death of a star seeds the universe with all the elements of the periodic table. End of Dinosaurs: Debates several scientific theories about why and how dinosaurs became extinct. Earthly Thermometers: Demonstrates how the Fahrenheit, Celsius, and Kelvin scales measure the same thing in different ways and why we need precise measurements of temperature. Frozen in Time: Pieces together the past of a 5,300-year-old man whose body was preserved in ice in the Italian Alps. Hurricanes Take the Heat: Follows researchers who study how hurricanes form and try to predict where the next one will strike.

    (Source: DCMP)

  • Lava spewing from a crevasse while smoke and ash rises around it. Caption: how long the ash will linger and when the skies will be clear

    Volcanic ash is known to present hazards to aviation, infrastructure, agriculture, and human and animal health. Airborne ash coats the exteriors of aircraft, enters modern jet engines and melts while coating the interior parts thus causing damage and failure. With support from the National Science Foundation, Volcanologist Dork Sahagian and his colleagues are learning more about the aerodynamic properties of ash, and how long different sizes and shapes stay in the atmosphere. They use a wind tunnel to study how ash travels in the atmosphere during and after volcanic eruptions. They want to develop ways to predict when and for how long damaging ash will fill the skies, and when it’s safe to fly again.

    (Source: DCMP)

  • Closeup cross-section of a large tree with many rings. Caption: This is a cross-section of a redwood tree.

    David Stahle travels to ancient forests around the world, collecting tree rings to learn more about major climate and historical events dating back hundreds and thousands of years. With help from the National Science Foundation, he uses dendrochronology, or tree-ring dating, to get a snapshot of climate change over time. Stahle runs the Tree-ring Lab at the University of Arkansas, where he and fellow tree-ring researchers are learning that a trend of global warming began in the 1800s and continues today, brought about by changes in tropical sea surface temperatures of no more than a few tenths of a degree Celsius. Today Stahle is working with hydrologists and government planners in California and throughout Mexico to plan for drought and climate change events.

    (Source: DCMP)

  • Illustration of a ring of islands surrounded by a thin line of sand and shallow water. Caption: They can only be found in warm seas.

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, soaring over the desert, Moko and Totemie finally see the blue expanse of the ocean. Then a string of tiny islands covered in green and white. Fascinated by the view, they don't notice the wind picking up. As the wind gets stronger it shakes their kite and Totemie lets go, and Moko lets go as well so she won't fall alone. They fall into the water in a beautiful lagoon which they discover together, their courage rewarded.

    (Source: DCMP)

  • Illustration of mountains and the night sky with a crescent moon reflected on water. Caption: No plant or animal can survive for long in these salt deserts.

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, having made their way beyond the great valley, Moko and Totemie discover a blanket of white stretching out in front of them. An old man tells them that once they get to the other side they will see what so many others have dreamt of seeing, but that they must fly like birds. He offers them a strange kite. As the wind picks up, they hang on tight and fly off from the salt pan.

    (Source: DCMP)

  • Illustration of a cloud with ice particles floating above a frozen landscape. Caption: tiny pieces of ice, called ice nuclei,

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Moko crosses the plains of Siberia and gets his first taste of the cold. After having found shelter in a cave for the night, he wakes to find a carpet of snow stretching out over the landscape as far as his eyes can see. Amazed at first, Moko realizes that he can no longer see his path and find his way. Could he have found the end of the world where distracted travelers get lost? At which point he notices footprints leading to a village.

    (Source: DCMP)

  • Rocket launching. Caption: There will be private citizens paying for their own trips

    With the retirement of NASAs space shuttle fleet in 2011, the role of getting people, satellites and other instruments into space falls to private companies. As of June 2011, there have been only 523 people to reach the 100 kilometer mark (considered human spaceflight), and only 24 have traveled beyond low Earth orbit. It is projected that within ten years, the number of people who will have flown into space will increase by about 600 percent due to the increasing market of suborbital spaceflight and the possibility of private citizens utilizing space flight. Students will explore suborbital and orbital spaceflight and the requirements necessary for vehicles to achieve these journeys. They also go behind the scenes of many of the private companies involved in taking on the tasks to travel to low Earth orbit and beyond and uncover some of the technology used to accomplish these goals.

    (Source: DCMP)

  • Illustration of heavy rain and a dark sky with a large funnel shaped cloud over water. Caption: (narrator) Cyclones, hurricanes, and typhoons are harsh

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode. Moko and Totemie take a boat and travel across the lake to where the landscape is very different. Suddenly, they see a strange column twirling in the horizon. The wind is getting stronger and stronger all around them. Moko and Totemie find a tree and hang on to it as tightly as they can. The cyclone goes over their heads and they can see in the center of the column of wind. Moko thinks that if you respect the power of nature, then nature lets you see some of its secrets.

    (Source: DCMP)

  • Illustration of a dry, brown landscape and an orange sun. Caption: These areas are very dry and semi-arid,

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Moko tells himself that it is time to leave Mei-Lei's land and he gets his raft ready. A man tells him that he must take the route of the great plains to continue his journey. As he walks a great gust of wind makes him fall and drop his precious stone. Seeing it on the ground, Moko thinks of Mei-Li and tells himself he must go on for those he has left behind. Moko's heart lightens as he thinks that one day his travels will bring him back to those he loves.

    (Source: DCMP)

  • Illustration of the layers of a rock. A portion of the rock contains Sodium, Potassium, and Aluminum. Caption: Felsic magma cools to form igneous rocks such as granite.

    The Standard Deviants explore volcanoes and what causes them to erupt. They also discuss lava, pyroclastic materials, and the Ring of Fire. Then, it's time for a discussion on weathering. Part of "The Rockin' World of Geology" series.

    (Source: DCMP)

  • Layers of red sedimentary rock forming the cliffs to the Grand Canyon. Caption: (woman) Question of the day: How was the Grand Canyon formed?

    In this segment, students learn about the process of weathering. It is the breaking down of rocks, soil, and minerals through contact with the earth's atmosphere, water, and biological organisms. Other topics covered include erosion, surface water, groundwater, wind, and waves. Part of the "Earth Science" series.

    (Source: DCMP)

  • Illustration of the northeast coast of North America and a yellow cylindrical sub with fins sending and receiving signals from an orbiting satellite. Caption: What are we finding when we go below the waves?

    Visionary oceanographer Scott Glenn leads a team of scientists as they race against time to launch the first autonomous underwater robot across the vast and dangerous Atlantic Ocean. Destined for Spain, the 8-foot bright yellow robot named RU27, or "Scarlet," is launched off the coast of New Jersey. Throughout her journey, data collected by Scarlet is fed into oceanographic navigation and forecasting models. Engulfed by the powerful ocean, our robot hero faces extreme weather conditions, ship traffic, and aggressive sea life that can terminate her mission. If Scarlet can successfully cross the vast Atlantic Ocean, her historic mission will inspire a future robotic oceanographic observation network critical for monitoring and predicting climate change. If Scarlet can successfully cross the vast Atlantic Ocean, her historic mission will inspire a future robotic oceanographic observation network critical for monitoring and predicting climate change.

    (Source: DCMP)

  • Illustration of a large amount of snow sliding down a hillside. Caption: It's not a very rapid avalanche, but it's very solid.

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Moko and Alarick are heading back towards the village, their boat filled with fish. They moor their boat and start walking in the direction of the village. As they round the mountain they finally see the rooftops of the approaching village. Moko yells out in joy. Suddenly, a cloud of snow appears to be tumbling down the mountain like a galloping horse. Alarick and Moko take shelter under a large boulder. As the avalanche hits with all of its fury, Alarick pleads with the mountain to forgive Moko for his outburst, and it is once again calm. Moko promises to be quiet from now on and thanks his friend for reasoning with the mountain.

    (Source: DCMP)

  • Illustration of a barren landscape with rain falling. Caption (narrator) In tropical climates, there are only two seasons:

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Moko wonders why all the clouds come and cry over his village at the same time. What makes them so sad? He questions the wise old man of the village, who suggests that he wait till the end of the rainy season for the answer. Once the rains are over, Moko goes back to see the old man. The old man tells him that the answer lies in the fields and the crops. Moko sees that the rain has allowed so many things to grow, and that the village has all the food it needs. So he realizes that the clouds are not sad when it rains, but rather that they give all their water to fertilize the soil.

    (Source: DCMP)

  • Illustration of a few trees as seen through extremely thick snow. Caption: During a blizzard, winds can exceed 40 kilometers per hour.

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, on that morning, Moko was helping his friend and the other villagers to cut firewood to heat their homes. Snow begins to fall, and Alarick tells Moko that it would be best if they went back inside. But Moko wants to learn the secret of the snow. He heads toward the mountain. At the summit, he sees large trees bending in the wind and clouds of snow swirling around in the sky. As he makes his way back down to the village, the storm blocks his way and he can go no further. Moko begs with the mountain to let him through, promising to tell no one the mountain's secret. The storm calms and Moko returns to the village. When Alarick asks him what he has learned, Moko tells him that the mountain's secret is not one that can be revealed.

    (Source: DCMP)

  • Map of the Eurasian continent and pacific islands, as well as the Indian and Pacific oceans. Caption: (narrator) A monsoon is the name for a meeting of winds

    Moko is an explorer. As he travels the world continent by continent, he makes many friends and discovers many natural phenomena which sometimes delight him, and other times scare him. Each animated episode recounts an adventure and takes an "original story" approach to explaining these natural phenomena. In this episode, Mei-Lei takes Moko to the rice fields. The sky is blue and Moko thinks that in this country there just aren't any clouds. Mei-Lei tells him to wait until nightfall, that the rains will dance over the village. Moko doesn't believe her, there isn't a cloud in sight! Suddenly, the sky darkens and Mei-Lei wants to return to the village, but Moko wants to know more. He climbs the hill behind the village to get a better look at the sky. The wind picks up and a great wave of rain washes everything in its wake. Moko and Mei-Lei take shelter from the monsoon behind a rock. To make the rain stop Mei-Lei starts to sing and dance. Bit by bit the rain subsides and the two friends decide to return to the village. Moko thinks that Mei-Lei's dancing was magical and had the power to stop the rain.

    (Source: DCMP)