Deforestation and the use of fossil fuels are not the only human activities causing climate change. Other aspects of modern life are adding to the problem by producing greenhouse gases, like methane, nitrous oxide and chlorofluorocarbons. Let’s examine where they come from.

This episode of The Aviators includes the following segments: AirVenture, America's Largest Aviation Celebration; The U.S. Air Force's C5M Supergalaxy; The Tiger Moth Biplane; Miracle on the Hudson Hero Jeff Skiles; and Flat Spin Survivor.

This Program from the Combat Studies Institute is designed to give military instructors ideas on presenting "Nuclear Weapons and the Cold War," lesson 12 in "Evolution of Modern Warfare." It offers suggestions for how to present the Cold War context, thinking on nuclear strategy and deterrence, and the post-WWII reorganization of the military and national security apparatus. Panelists show how the existence of nuclear weapons led to questions of whether...

Stone Barrington receives a rather unexpected phone call from Arrington Calder, the ex-girlfriend with whom he has a son. Arrington's much older husband, the actor Vance Calder, has just died, leaving her a fortune in Centurion Studios stock. Arrington has plans for the money and asks Stone to represent her in the sale of the company. But when he arrives at her home in Bel-Air to finalize the deal, things take a nasty turn.

The construction industry is big business, involving hundreds of professions and specialty areas. This program offers a fast-paced survey of the skilled construction trades, providing a sense of the diversity of jobs available, as well as comparing the wages of construction trades to other industries. Along with dozens of scenes from construction projects on a variety of scales, apprentices and journeyman workers discuss what they enjoy about their...

Arnold Schwarzenegger explores how the military is adapting to climate change and limiting national security risk by increasing energy efficiency and using renewables, but needs to increase the pace of this adaptation. In Kuwait, he sees how fuel convoys are responsible for most US soldier deaths. He finds how our armed forces are dealing with an increased number of climate-related military conflicts and natural disasters. Cattle ranching, drought,...

Every house begins with a foundation, but you'll need to determine what kind. This program explains the three types of foundations-basement foundation, crawl space foundation, and slab-on-grade-and uses a full basement foundation in a seasonal climate to illustrate basic techniques and concerns, including the use of footings, building forms, load-bearing values of the soil, and methods for pouring and curing concrete. Correlates to the Competencies...

The pilot flies the airplane along with his co-pilot. He has to make sure the passengers arrive safely. That's why he has to keep an eye on things like the altitude and the planes speed during the flight. The airport control towers that he passes over tell him how and where he has to take off, fly and land. An instructive, engaging picture book for toddlers about airline pilots.

The Internet was invented during the Cold War and launched in 1969. Yet it wasn't made for the public. In fact, it was developed for the army to communicate quickly and secretly so that no spies could intercept and no bombs could disrupt the sharing of information. It was nothing like what we know today. This program takes a look at the history of the Internet, the 1972 introduction of electronic mail, and the launch of the World Wide Web. Nobody...

In Uganda, Siwan quickly learns how important trees are for the survival of the vulnerable community of Mbale. Despite being 15,000km apart, with differing cultures, traditions and wealth, Uganda and California share one very important commonality—they are both on the frontline of the climate challenge.