Background
Methods
Results
100

PV is the acronym used to describe this type of renewable energy.

What is photovoltaic solar?

100

The length of the sampling transect across three different area types.

What is 3000m?

100

One of the major issues with Figure 1.

What are Y-axis labels?

200

These play a critical role in Carbon and Nitrogen cycles of desert ecosystems.

What are biological soil crusts?

200

The number of sites along the transect line where BSC's were collected.

What is 9?

200

Two species richness estimators.

What is ACE (Abundance-based Coverage Estimator) and Chao1?

300

This ecosystem type is considered as one of the ecosystems most sensitive to climate change.

What are grassland ecosystems?
300

The number of replicates in total across all three treatments.

What is 15?

300

General take on sections 3.5 and 3.6.

Unable to ascertain statistical methods, complex analyses hiding simple truths?

400

Complex assemblages of surface soil microorganisms.

What are biological soil crusts?

400

DNA extraction and amplification (PCR).

What were the authors' methods for quantifying soil microbial communities?

400

Major issue with section 3.4.

What is a lack of estimates and P values which would allow one to understand biological and statistical effects?

500

Amount of terrestrial land covered by biological soil crusts.

What is 12%?

500

Total carbon and nitrogen, pH, soil temperature and moisture.

What are the main soil chemical properties the authors measured?
500

The problem with running an unknown number of statistical tests.

What is Type I error rate?