The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! When Jack and Annie got back from their adventure in  -- Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures Have more fun with Jack and Annie at MagicTreeHouse.com!

Energy is a vital part of our lives. It powers our computer, lights our home, and moves our car. It also costs a lot of money and pollutes our environment. In Energy: 25 Projects Investigate Why We Need Power and How We Get It, kids ages 9–12 learn about the history and science of the world's energy sources, from nonrenewable fossil fuels such as oil and natural gas to renewable sources such as solar and wind power. Sidebars and fun trivia break...

The Environmental Quality Incentives Program is designed to help agricultural producers and non-industrial forestland owners meet environmental standards set by the Federal, State, Tribal and local governments by providing financial and technical assistance on select projects. Financial assistance is available for conservation practices that address natural resource issues including the improvement of soil, water, plant, animal, or air resources.

Traffic congestion has a negative impact on the economy and the environment. Vehicles are the second largest source of greenhouse gas emissions and one of the two main contributors to ozone pollution, and growth in vehicles miles traveled (VMT) leads to increased emissions. The rise in VMT contributes to the worsening air quality problem. Therefore, the State of Colorado must develop methods to manage and reduce overall transportation demand on the...

Every year in Namibia, about two thousand zebras suddenly disappear from their grazing area along the Chobe River. Months later, the herd returns. Where do they go? And why? Thanks to satellite-tracking collars, scientists were able to solve the mystery, but several questions remain. Award-winning science author Sandra Markle reveals the process scientists used to study the zebras, and she also delves into the science of migration, exploring how animals...

The Environmental Quality Incentives Program (EQIP) is a voluntary program whereby the U.S. Department of Agriculture provides technical and financial assistance to active farmers and ranchers to address natural resource concerns such as soil conservation, water quality and quantity, nutrient management, and fish and wildlife habitat. The Natural Resources Conservation Service (NRCS) is working with these landowners to maximize the environmental benefits...

A voluntary program offering landowners the opportunity to protect, restore, and enhance wetlands on their property. The USDA Natural Resources Conservation Service (NRCS) provides technical and financial support to help landowners with their wetland restoration efforts. The NRCS goal is to achieve the greatest wetland functions and values, along with optimum wildlife habitat, on every acre enrolled in the program. This program offers landowners...

From both a historical and scientific point of view, above and below the surface, this engaging guide brings the world's oceans to life through fun facts, illustrations, and in-depth information. Interactive activities appear throughout, ranging from making solar stills and simple fishing spears to experimenting with a homemade diving bell and figuring out how much water it really takes to survive. With the oceans being the least explored environment...