My World Learner's Dictionary

Programa Viveros Sin Fronteras: agricultura urbana desde los hogares.Desde niño me ha fascinado el universo del reino vegetal, he sembrado y cosechado: maíz, ajíes, zapallos, calabazas, tomates, rabanitos, lechugas Etc. Como la mayoría de agricultores urbanos, aprendí en la práctica, mis principales maestros fueron mis familiares, amigos, profesores, que me compartieron sus saberes y creencias. Viví mis primeros quince años de vida en Piura, y mi relación extraordinaria con las plantas fue lo que marcó mi existencia.Las primeras páginas de este libro, las escribí en los arenales...

Discusses the physical characteristics, feeding and mating behavior, interaction with humans, and habitat of whales.

This Title Explains What An Ecosystem Is And How The Plants And Animals Within An Ecosystem Rely On And Effect Its Existence. Different Types Of Ecosystems Are Described, As Well As The Food Webs Within Them. How Some Changes To An Ecosystem Can Be Good And How Some Harmful Changes Can Destroy Them. Teaches Students What An Important Role They Can Play In Keeping These Intricate Ecosystems Alive.

If we could take a trip to the center of the Earth, what would we find? In this amazing book readers can do just that with the help of a special ship that can handle the extreme heat and pressure deep beneath Earth’s crust. Digging through a few miles of the crust is just the start of the nearly 4,000-mile journey to Earth’s core. Readers might be surprised to find that not all of the trip is through solid rock, as the intense heat does strange and amazing things to the material that makes up our planet!