Robin Francis Grayson

6 Questions 22 Answers 0 Followers

Questions related from Robin Francis Grayson

Is the carnivore Hydramoeba hydroxena (Entz) capable of extracting one cell at a time when devouring freshwater hydras?

Generations of scientists, including myself, have observed under the microscope the ability of the giant amoeba Hydramoeba hydroxena to devour Hydra alive by extracting one epidermal cell at a...

25 October 2019 9,288 0 View

Anyone have a photo of onshore vibroseis exploration along a main road?

I'm trying to put together an article on the Manchester Earthquake Swarm and the oil and gas seismic lines of the 1980s that cut across it. A good photo would make the article better and more...

15 May 2019 2,324 2 View

Do you need fresh data from Afghanistan and its supposed mineral resources curse?

Some of the Afghan data is aligned with your investigations but some is not. There are sharp differences between different regions and evidence indicates social license to operate is the dominant...

28 December 2017 2,321 2 View

Can you see bioindicators of air pollution on Google Earth?

The Sunburst Lichen Xanthoria parietina can be prolific in air has high levels of ammonia or NOx. In Manchester UK it is closely associated with the Greater Manchester Air Quality Management Area...

28 February 2017 4,547 2 View

What is the minimum NO2/NOx levels to explain the abundance of Sunburst Lichen colonies on roadside trees?

When the prominent nitrophile Sunburst Lichen (Xanthoria parietina) is abundant on roadside trees and twigs next to busy main roads in English cities, what is the minimum NO2/NOx levels that make...

01 February 2017 2,569 1 View

Are there good examples of colour-banded bivalves, brachiopods or trilobites associated with Mississippian reefs?

We have a few excellent examples in the Bowland Basin of North-West England and wonder if they are unique.

01 January 1970 6,910 0 View