Johan Malherbe

2.0k total citations · 1 hit paper
36 papers, 1.5k citations indexed

About

Johan Malherbe is a scholar working on Global and Planetary Change, Atmospheric Science and Ecology, Evolution, Behavior and Systematics. According to data from OpenAlex, Johan Malherbe has authored 36 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Global and Planetary Change, 11 papers in Atmospheric Science and 9 papers in Ecology, Evolution, Behavior and Systematics. Recurrent topics in Johan Malherbe's work include Climate variability and models (17 papers), Hydrology and Drought Analysis (9 papers) and Climate change impacts on agriculture (9 papers). Johan Malherbe is often cited by papers focused on Climate variability and models (17 papers), Hydrology and Drought Analysis (9 papers) and Climate change impacts on agriculture (9 papers). Johan Malherbe collaborates with scholars based in South Africa, France and United States. Johan Malherbe's co-authors include Konrad Wessels, Willem A. Landman, Stephen D. Prince, J. Small, François Engelbrecht, Christien J. Engelbrecht, Emma Archer, Mark Tadross, Mark Carroll and Izak P. J. Smit and has published in prestigious journals such as Nuclear Physics B, Geophysical Research Letters and Ecological Applications.

In The Last Decade

Johan Malherbe

33 papers receiving 1.5k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Can human-induced land degradation be distinguished from the effects of rainfall variability? A case study in South Africa

2006 542 citations Konrad Wessels, Stephen D. Prince et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Johan Malherbe South Africa	19	914	550	379	254	183	36	1.5k
F. M. Giorgi Italy	15	1.6k 1.7×	318 0.6×	1.1k 2.8×	44 0.2×	215 1.2×	64	2.7k
Mathias Hauser Switzerland	24	2.0k 2.2×	246 0.4×	1.1k 3.0×	61 0.2×	283 1.5×	49	2.7k
Michael Schultz Rasmussen Denmark	16	916 1.0×	1.4k 2.5×	343 0.9×	157 0.6×	90 0.5×	34	2.1k
Huei‐Ping Huang United States	18	1.9k 2.1×	543 1.0×	1.3k 3.4×	59 0.2×	187 1.0×	46	3.0k
Sarah J. Davies United Kingdom	27	379 0.4×	457 0.8×	463 1.2×	47 0.2×	213 1.2×	91	2.3k
P. N. Foster United Kingdom	14	700 0.8×	275 0.5×	400 1.1×	20 0.1×	154 0.8×	20	1.4k
Gerald V. Frost United States	23	367 0.4×	474 0.9×	1.7k 4.4×	87 0.3×	61 0.3×	61	2.1k
Piyush Jain Canada	21	1.5k 1.6×	388 0.7×	497 1.3×	330 1.3×	31 0.2×	47	2.2k
N. Davidson Australia	25	632 0.7×	478 0.9×	87 0.2×	77 0.3×	268 1.5×	93	2.0k
Else van den Besselaar Netherlands	15	1.3k 1.5×	213 0.4×	991 2.6×	33 0.1×	139 0.8×	27	1.9k

Countries citing papers authored by Johan Malherbe

Since Specialization

Citations

This map shows the geographic impact of Johan Malherbe's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Johan Malherbe with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Johan Malherbe more than expected).

Fields of papers citing papers by Johan Malherbe

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Johan Malherbe. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Johan Malherbe. The network helps show where Johan Malherbe may publish in the future.

Co-authorship network of co-authors of Johan Malherbe

This figure shows the co-authorship network connecting the top 25 collaborators of Johan Malherbe. A scholar is included among the top collaborators of Johan Malherbe based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Johan Malherbe. Johan Malherbe is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Malherbe, Johan, et al.. (2025). The 2023/24 summer drought tracked by the Agricultural Drought Early Warning System (ADEWS) for South Africa. Environmental Development. 56. 101253–101253.

Malherbe, Johan, et al.. (2023). The Umlindi Newsletter: Disseminating Climate-Related Information on the Management of Natural Disaster and Agricultural Production in South Africa. Climate. 11(12). 239–239. 3 indexed citations

Grab, Stefan, et al.. (2021). Temperature and relative humidity trends in the northernmost region of South Africa, 1950–2016. South African Journal of Science. 117(11/12). 5 indexed citations

Archer, Emma, et al.. (2021). Managing climate risk in livestock production in South Africa: How might improved tailored forecasting contribute?. Climate Risk Management. 32. 100312–100312. 14 indexed citations

Bond, William J., Justin du Toit, & Johan Malherbe. (2020). Special Issue: Drought in South African savannas. African Journal of Range and Forage Science. 37(1). iii–v. 2 indexed citations

Malherbe, Johan, et al.. (2019). Adapting asphalt pavements to climate change challenges. 1 indexed citations

Archer, Emma, et al.. (2017). Understanding the evolution of the 2014–2016 summer rainfall seasons in southern Africa: Key lessons. Climate Risk Management. 16. 22–28. 80 indexed citations

Williams, R. B. G., et al.. (2016). Anomalous High Rainfall and Soil Saturation as Combined Risk Indicator of Rift Valley Fever Outbreaks, South Africa, 2008–2011. Emerging infectious diseases. 22(12). 2054–2062. 18 indexed citations

Malherbe, Johan, et al.. (2015). South African droughts and decadal variability. Natural Hazards. 80(1). 657–681. 63 indexed citations

10.

Engelbrecht, Christien J., Willem A. Landman, François Engelbrecht, & Johan Malherbe. (2014). A synoptic decomposition of rainfall over the Cape south coast of South Africa. Climate Dynamics. 44(9-10). 2589–2607. 99 indexed citations

11.

Malherbe, Johan, François Engelbrecht, & Willem A. Landman. (2012). Projected changes in tropical cyclone climatology and landfall in the Southwest Indian Ocean region under enhanced anthropogenic forcing. Climate Dynamics. 40(11-12). 2867–2886. 58 indexed citations

12.

Malherbe, Johan, François Engelbrecht, Willem A. Landman, & Christien J. Engelbrecht. (2011). High resolution model projections of tropical cyclone landfall over southern Africa under enhanced anthropogenic forcing. 1 indexed citations

13.

Malherbe, Johan, François Engelbrecht, Willem A. Landman, & Christien J. Engelbrecht. (2011). Tropical systems from the southwest Indian Ocean making landfall over the Limpopo River Basin, southern Africa: a historical perspective. International Journal of Climatology. 32(7). 1018–1032. 55 indexed citations

14.

Colditz, René R., Ursula Geßner, Christopher Conrad, et al.. (2007). Dynamics of MODIS Time Series for Ecological Applications in Southern Africa. 33. 1–6. 7 indexed citations

15.

Wessels, Konrad, Stephen D. Prince, Mark Carroll, & Johan Malherbe. (2007). RELEVANCE OF RANGELAND DEGRADATION IN SEMIARID NORTHEASTERN SOUTH AFRICA TO THE NONEQUILIBRIUM THEORY. Ecological Applications. 17(3). 815–827. 69 indexed citations

16.

Plouin, F., J. Duflo, L. Goldzahl, et al.. (1978). Observation of the ABC effect in the reaction n+p → d+(mm)0 with A 1.88 GeV/c neutron beam. Nuclear Physics A. 302(2). 413–422. 25 indexed citations

17.

Bizard, G., J.L. Laville, F. Lefèbvres, et al.. (1976). Measurement and pion exchange analysis of the inclusive spectra np→pX0 between 1.4 and 1.9 GeV/c and determination of the differential cross sections np→pΔ330. Nuclear Physics B. 108(2). 189–213. 17 indexed citations

18.

Bizard, G., J.L. Laville, F. Lefèbvres, et al.. (1975). 11C total production cross section in n12C interactions between 1 and 2 GeV/c. Nuclear Instruments and Methods. 129(2). 569–573. 4 indexed citations

19.

Bizard, G., J.L. Laville, F. Lefèbvres, et al.. (1975). Momentum dependence measurements of the np → pn charge - exchange peak between 1 and 2 GeV/c. Nuclear Physics B. 85(1). 14–30. 40 indexed citations

20.

Bizard, G., J.L. Laville, F. Lefèbvres, et al.. (1973). Measurement of the cross section for stripping and dissociation of deuterons at 2.7 GeV/c on various nuclear targets (a between 9 and 207). Nuclear Instruments and Methods. 111(3). 445–449. 12 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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