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catalyst

@gra

dreamer, theorizer, researcher, musician, scientist, artist, cartographer, philosopher, geologist, programmer, explorer, jack-of-all-trades

688 followers 71 following 305 posts Reputation 62.76

catalyst
@gra Jan 14, 2020, 11:36 PM UTC

Trekking Tech: Ultraviolet Wands

Any time we walk outdoors during the day, we are immersed in solar radiation from our nearest star, the Sun. One particular range of wavelength from this radiation, ultraviolet, is notorious for its…

156 upvotes 1 downvotes 5 replies $6.16
catalyst
@gra Dec 16, 2019, 10:10 PM UTC

Enter Anthropocene: Searching for Signals in New Orleans

Geologic time is vast and incomplete. Scientists can look at the stratigraphy of rock record and ascertain a great wealth of information about the history of our planet, but any single outcrop or sec…

547 upvotes 3 downvotes 6 replies $7.88
catalyst
@gra Sep 4, 2019, 6:19 PM UTC

Anthropocene River Journey: The Source

This journey starts at a pristine lake. The lake may seem somewhat arbitrary; a random expanse in the upper reaches of a vast watershed that goes in many directions and bisects the land. There are ot…

608 upvotes 9 replies $7.55
catalyst
@gra Aug 27, 2019, 4:10 AM UTC

Island Camping Exit

As the height of the noontime sun gradually decreases with each passing day, the duration of solar exposure follows suit. The seemingly endless twilight of a northern summer is slowly nudged away by…

9 upvotes 0 replies $0.04
catalyst
@gra Aug 21, 2019, 1:16 AM UTC

Summer Cessation

Although the Midwestern United States may have a reputation for being composed of featureless, landlocked, corn-dominated farmland, the more northern reaches are punctuated by beautiful forests, lake…

301 upvotes 6 replies $0.21
catalyst
@gra Aug 13, 2019, 8:14 PM UTC

From a Lake to a River

With the progression of time, I have found that my interests and focuses are steadily changing in intensity and direction. This change is often gradual, punctuated with moments of intense polarity an…

341 upvotes 12 replies $0.25
catalyst
@gra Apr 5, 2019, 6:36 PM UTC

Trekking Tech: Boil Toil

In the quest for pure water, even the most ideal techniques of primitive hydration collection can result in water that is contaminated with microbial pathogens. When the risk is just too great for dr…

525 upvotes 1 downvotes 6 replies $21.73
catalyst
@gra Jan 14, 2019, 1:47 AM UTC

Trekking Tech - Basic Hydration

Water is an essential resource that must be consumed on a regular basis for normal bodily function. This is especially true while backpacking, as a great deal of water is lost to perspiration or thro…

511 upvotes 1 downvotes 8 replies $5.66
catalyst
@gra Nov 20, 2018, 7:27 PM UTC

Trekking Tech - A Hoopla for Hiking

Few things are more peaceful than strolling through the striking glow of yellow as a young maple grove prepares for the long Northern winter. With significant absences, my desire to write and preach…

647 upvotes 10 replies $7.08
catalyst
@gra Jul 10, 2018, 5:40 AM UTC

A Deeper Look At Shallow Geothermal - Part 2: Horizontal Optimization

If I were a gambling man, I would bet on the notion that our global energy future must be multifaceted. Through a gradual transition toward renewable energies, several technologies have gained signif…

491 upvotes 3 downvotes 22 replies $32.23