"Human impacts are dramatically altering our natural ecosystems. The implications of these human impacts on the sustainability and functioning of these amazingly complex entities remains uncertain. As a result, food web theory has experienced a proliferation of research that seeks to address this critical area. This book synthesizes modern and classical results into a general theory. Finally, this book takes this general theoretical framework and...

Follow along as a day in the life of the food chain begins. From the sun that shines upon the grass and trees to the animals that feed each other, each element in nature has its place. But what happens when the food escapes? This cumulative story will delight, with a surprise ending that all science lovers will enjoy.

In a smart, compelling format with updated facts, plenty of photos, graphs, and visuals, this book encourages kids to consider the personal and global health implications of their food choices.

Introduces the basic science behind food chains and presents experiments to show how they work.

Just 2 inches long full-grown, this little guy is the foundation of the Southern Ocean food chain... "Hi. What are you? You appear to be an egg. You are an egg sinking. For many days, you sink. You sink a mile down, and you keep sinking down... down... until..." The unidentified narrator follows one krill among billions as it pursues its brief existence, eating and eating while metamorphosing from one thing into another and trying to avoid being eaten....

The class is headed on a food chain field trip. Before they know it, they're eating up the food chain facts!