Earth Science

Understanding Raindrops The classical raindrop shape we see in illustrations everywhere is wrong! This may be the shape of a droplet the instant it lets go from a faucet, or some other surface, but it does not stay that shape…
Read more

Trees come in two distinct groups within the plant kingdom. The first is the monocotyledon where new growth is produced in radial lines around a central stem, like grasses, lilies, yuccas and phormiums. The second group is dicotyledons where each…
Read more

Ice is the solid formed by water when it freezes. It is colorless, and has hexagonal crystals. The temperature of its freezing point is usually 00c. There are at least 6 different modification of ice and most of them exist…
Read more

Life on Earth is completely dependent upon oceans.  All changes that occur in the oceans influence the geologic ecosystems on continental land, affecting the atmosphere and climate. Much of life on Earth is contained within the oceans. The oceans act…
Read more

Submarine mountains form in a couple of main ways. They happen to be the same principles that guide the formation of continent based mountains as well. tectonic plate movement and a combination of the two are the reasons mountains form…
Read more

Coral reefs have formed a valuable link in the costal ecosystem and Caribbean coral reefs have been long considered one of the major such ecosystems in the world. However, according to a recently concluded study, scientists have uncovered the gradual…
Read more

Humic acid is the component of soil that is produced in the process of decomposition. It comes about from the breakdown over time of the components of soil. As one could expect, humic acid comes from humus (organic matter that…
Read more

A kind of urban legend has it that the sand on the beaches of Hawaii nowadays comes by barge from California. Given recent evidence of significant coastline erosion seen along many beachfronts around the world, one can understand the concept…
Read more

Womens health is a critical human survival issue in relation to natural and anthropogenic toxins in the environment. There are issues of toxins, allergens, viral and bacterial environmental threats that affect reproduction and fertility. Other environmental threats pass to developing fetuses, causing birth defects. Still…
Read more

Throughout the world, agricultural workers encounter an amazing number and variety of environmental exposures to hazards that are both anthropogenic and natural. From plant dust to mosquito borne disease; from soil and water borne pathogens to pesticide and ticks; from excessive cold to excessive heat:…
Read more