science and technology
Scitable is a free science library and personal learning tool brought to you by Nature Publishing Group, the world's leading publisher of science. Scitable currently concentrates on genetics and cell biology , which include the topics of evolution, gene expression, and the rich complexity of cellular processes shared by living organisms. Scitable also offers resources for the budding scientist, with advice about effective science communication and career paths .
Erin Posthumus and Theresa Crimmins Spring is now upon us, and with the change in seasons comes a multitude of notable events including insect emergence, bird migration, and the appearance of flowers. These recurring plant and animal life cycle events are called “ phenology ,” and information on the timing of these seasonal events is critical to many aspects of human life, including agriculture, gardening, health, cultural events, and recreation, and nearly all ecological relationships and processes, including plant–pollinator and predator–prey relationships, competition, and carbon and water cycling.
Climate Progress recently reported on a study that found both economic and environmental benefits if homes in the northeastern United States upgraded older heating systems by moving from heating oil to switchgrass. However, one point to emphasize was the findings were specific to those circumstances — the region, the homes, and that particular use. Switchgrass was not nearly as good an idea for electricity generation or transportation fuel.
What We Do The Nature Conservancy is the leading conservation organization working around the world to protect ecologically important lands and waters for nature and people. We address the most pressing conservation threats at the largest scale. Thanks to the support of our more than 1 million members, we’ve built a tremendous record of success since our founding in 1951:
Scientists and newspaper headlines recently announced the World was on course for a catastrophic 6°C rise in temperature.
Guest commentary by Tamino Update: Another review of the book has been published by Alistair McIntosh in the Scottish Review of Books (scroll down about 25% through the page to find McIintosh’s review)
Basic navigation: On the right of each essay are links to essays about other topics. Follow forward an arrow to see how the events that you are reading about gave something => TO the other topic.
Lower your energy costs or find electric services that fit the needs of your home: