Future of Species Flashcards
Forest is home to ____ of the world’s terrestrial biodiversity
80%
A square kilometer of TRF may be home to more than ____ species
1,000
____ animal and plant species are now threatened with extinction
1M
Percent amphibians in animal species threatened with extinction
40%
Current rate of species extinction is ___ to ___ times higher than nature intended
100, 1000
Put increasing pressure on the planet, using and consuming more resources than ever before
Humans
Average ____ decline in global populations of mammals, fish, birds, reptiles, and amphibians since ____
60%, 1970
_____ animal and plant species are now threatened with extinction – the highest number in human history
1M
___ of the land-based environment and roughly ____ of the ocean environment have been significantly altered.
3/4, 66%
____ of freshwater resources are now devoted to crop or livestock
production
5%
5 Threats to Biodiversity
- Agriculture
- Overharvesting
- Climate change
- Poor water quality and scarcity
- Wildlife trading
What year was CBD established?
1992
How many government leaders are dedicated to promoting the concept of biodiversity in CBD
153
5 Included needs of people in the CBD
- Food
- Medicine
- Fresh air and water
- Shelter
- Clean and healthy environment
CBD vision by 2050: biodiversity will be ____, ____, ____, and ____
- valued
- conserved
- restored
- used wisely
Spell out CBD acronym
Convention of Biological Diversity
Designed to significantly improve the level of peace and prosperity for people and the planet, now and into the future by 2030
Sustainable Development Goals
Comprehensive database that provides information on species such as
their geographic range, habitat, threats, population counts, and
current extinction status
IUCN Red List
When was IUCN Red List established?
1964
The IUCN Red List serves as a critical indicator of the ___ of the world’s biodiversity
health
Total assessed species by IUCN
> 138,300
3 types of plots for displaying numerical data in plots on a number line
- Dot plots
- Histogram
- Box plots
3 types of plots for displaying numerical data in plots on a number line
B
Numerical data sets are summarized according to their ___
context
Statistics can be used to gain information about a population by examining a ____ of the population (____ sampling)
sample, random
Use data from a _____ to draw inferences about a population with an unknown characteristic of interest
random sample
Constructed and interpreted to investigate patterns of association between two quantities
Scatter plots
Widely used to model relationships between two quantitative variables
Straight lines
Fitted when scatter plots suggest a linear association
straight line/trend line
Use the equation of a linear model to solve problems in the context of _____
bivariate measurement data
3 Materials needed for Exercise 9
- Data of species population
- MS Excel program
- Internet access
If enough data points are collected and a line of best fit is determined, calculate ____ and _____ of their graph.
slope, intercept
